rock-bottomn.adj.

Brit.

/ˌrɒkˈbɒtəm/, U.S.

/ˌrɑkˈbɑdəm/

Origin: Formed within English, by compounding. Etymons: rock n.¹, bottom n.

Etymology: < rock n.¹ + bottom n.

A. n.

1. A rocky underlying surface; bedrock.

ΘΚΠ

the world > the earth > structure of the earth > constituent materials > rock > [noun] > bedrock

shelf1671

stone-head1708

rock1719

rock bed1794

rock-bottom1797

rock-head1820

bed-rock1850

reef1869

1797 Ann. Agric. 29 380 A mixture of reddish loam with broken lime-stone, of various depths, upon a rock bottom.

1828 Reg. Pennsylvania 4 Oct. 185 The plan is predicated upon the supposition that the rock bottom of the river is such as to permit cribts to be sunk, and rest firmly on rock.

1876 Proc. Geologists’ Assoc. 1874–6 4 159 Large irregular-shaped rock-bottoms follow in the main the central portion of the Anglo-Irish sea.

1895 Otago Witness (Dunedin, N.Z.) 21 Nov. 22/5 A paddock was opened at the top of the beach, but rock-bottom was found.

1918 E. M. J. Burwash Geol. Vancouver xi. 83 It is..impossible to estimate the thickness of drift which overlies the rock bottoms.

1932 Jrnl. Ecol. 20 44 The rock bottom of the Mawddach was traced by the cylinder foundations of the railway viaduct to 40 ft. below the level of low water.

1996 K. W. Pilarczyk & R. B. Zeidler Offshore Breakwaters & Shore Evol. Control x. 402 There will be no settlement because of the rock bottom.

2. figurative.

a. Chiefly U.S. A support or basis; the most fundamental or basic level of something.In quot. 1866 of a person.

ΘΚΠ

the world > existence and causation > causation > basis or foundation > [noun] > basis or fundamental principle

principlea1398

basec1500

principium1550

primordial1610

basisa1616

element1655

radical1656

principe1669

seminiuma1676

ultimate1710

rock beda1853

ultimatum1858

rock-bottom1866

ultimity1898

1866 Oregon State Jrnl. 24 Nov. 2/2 A sound democrat, or ‘rock bottom’, never shrinks from the requirements of his master.

1868 Proc. Nat. Commerc. Convent. 195 We are away from the rock-bottom on which the nations of the earth transact business.

1896 Proc. Ann. Meeting Nat. Civil-service Reform League 87 The rock-bottom of that stand is that Congressmen are not part of the appointing power.

1904 W. N. Harben Georgians 200 Now cool off, an' let's git down to rock-bottom.

1936 E. Goudge City of Bells v. 124 At rock bottom living is merely a giving of personality in one form or another.

1991 E. Wesseling Writing Hist. as Prophet vi. 123 Ranke believed that the relics from the past could become the rock bottom of historiography.

2008 J. F. Walter Reading Marriage in Amer. Romance i. 6 At the rock bottom of this social philosophy.., ‘survival’ (or absence of pain) is the supreme good.

b. Originally U.S. The lowest possible level; the nadir. Frequently in to reach (also hit) rock bottom and variants.

ΘΚΠ

the world > action or operation > adversity > [noun] > fall from prosperous or thriving condition > low condition or low point > lowest point

low tide1608

low-water mark1651

falla1662

perigee1662

low point1749

bathos1759

nadir1793

pessimism1794

zero1821

bed-rock1883

rock-bottom1885

ultima Thule1976

the world > relative properties > quantity > smallness of quantity, amount, or degree > [noun] > least quantity or amount > lowest point or degree

gamut1675

nadir1793

zero1821

rock-bottom1885

1885 Rep. Pennsylvania State Dairymen's Assoc. 1885 5 We cannot say there is a depression in the market value of dairy products... We have chosen a branch of agriculture that is the last to come down to rock bottom, the last to feel a financial crisis, and the first to recover from it.

1906 Cedar Rapids (Iowa) Republican 16 Aug. 6/1 (advt.) Prices have hit the very rock bottom during this sale.

1930 Sat. Evening Post (Philadelphia) 26 July 14/1 ‘Pay you?.. How much, Angelo?’ ‘The rock bottom is half a million.’

1935 H. Edib Clown & his Daughter xlv. 258 By the time she had touched the rock-bottom of misery she had also reached a decision.

1955 D. Davie Articulate Energy vii. 69 We are sobered and shocked when the mood reaches rock-bottom.

1976 Ebony July 104/1 Her self-esteem had hit rock bottom.

2004 Managem. Today Dec. 62/2 Morale was at rock-bottom and we felt that being bright and doing a good job wasn't enough.

B. adj.

1. Of a price or cost: at the lowest possible level.

ΘΚΠ

society > trade and finance > monetary value > price > low price or rate > [adjective] > very

bottom1561

giveaway1872

rock-bottom1873

slaughtering1898

1873 Daily Rocky Mountain News (Denver) 25 Oct. (advt.) Jensen, Bliss & Co., sell everything, at rock-bottom prices for cash.

1884 Lisbon (Dakota Territory) Star 10 Oct. Boots, shoes and rubbers in great variety and at rock-bottom prices.

1918 F. R. Goodell Tire Making & Merchandising viii. 121 One of these figures is rock bottom—my minimum in selling—and the other is the price I am going to try to corkscrew you into paying.

1954 Life 19 Apr. 20/1 (advt.) Read why careful drivers get top-notch protection at rock-bottom rates with State Farm Mutual.

1980 Daily Tel. 16 Jan. 23/4 In this way, the service can be offered at rock-bottom prices.

2006 Tatler Aug. 50/2 I like the way corners aren't cut, even at these rock-bottom prices.

2. Chiefly U.S. Firmly grounded, honest, sound; (also) fundamental, basic.

ΘΚΠ

the mind > mental capacity > belief > uncertainty, doubt, hesitation > absence of doubt, confidence > assured fact, certainty > [adjective] > defined, well-formed

well-assureda1413

definite1553

firm1600

well-founded1608

stated1651

well-establisheda1685

ironclad1838

rock-bottom1889

1889 Louisiana Planter & Sugar Manufacturer 16 Nov. 310/3 Such a shaking down to rock bottom principles you never observed.

1900 Wilson's Photogr. Mag. Nov. 494/1 There is a big business for the man who will get down to rock-bottom business facts.

1923 D. L. Sayers Whose Body? vii. 167 There aren't many men who wouldn't be nice—to her, and even then, if they aren't rock-bottom she can see through them.

1987 N.Y. Rev. Bks. 26 Feb. 10/2 The caustic generality, the rock-bottom air of total assurance, [etc.].

2005 N.Y. Rev. Bks. 7 Apr. 84/2 Corngold came to state his own rock-bottom belief in ‘literature's independence of the circumstances surrounding its production of meaning’.

This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).

单词	rock-bottom
释义	rock-bottomn.adj. Brit. /ˌrɒkˈbɒtəm/, U.S. /ˌrɑkˈbɑdəm/ Origin: Formed within English, by compounding. Etymons: rock n.¹, bottom n. Etymology: < rock n.¹ + bottom n. A. n. 1. A rocky underlying surface; bedrock. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > [noun] > bedrock shelf1671 stone-head1708 rock1719 rock bed1794 rock-bottom1797 rock-head1820 bed-rock1850 reef1869 1797 Ann. Agric. 29 380 A mixture of reddish loam with broken lime-stone, of various depths, upon a rock bottom. 1828 Reg. Pennsylvania 4 Oct. 185 The plan is predicated upon the supposition that the rock bottom of the river is such as to permit cribts to be sunk, and rest firmly on rock. 1876 Proc. Geologists’ Assoc. 1874–6 4 159 Large irregular-shaped rock-bottoms follow in the main the central portion of the Anglo-Irish sea. 1895 Otago Witness (Dunedin, N.Z.) 21 Nov. 22/5 A paddock was opened at the top of the beach, but rock-bottom was found. 1918 E. M. J. Burwash Geol. Vancouver xi. 83 It is..impossible to estimate the thickness of drift which overlies the rock bottoms. 1932 Jrnl. Ecol. 20 44 The rock bottom of the Mawddach was traced by the cylinder foundations of the railway viaduct to 40 ft. below the level of low water. 1996 K. W. Pilarczyk & R. B. Zeidler Offshore Breakwaters & Shore Evol. Control x. 402 There will be no settlement because of the rock bottom. 2. figurative. a. Chiefly U.S. A support or basis; the most fundamental or basic level of something.In quot. 1866 of a person. ΘΚΠ the world > existence and causation > causation > basis or foundation > [noun] > basis or fundamental principle principlea1398 basec1500 principium1550 primordial1610 basisa1616 element1655 radical1656 principe1669 seminiuma1676 ultimate1710 rock beda1853 ultimatum1858 rock-bottom1866 ultimity1898 1866 Oregon State Jrnl. 24 Nov. 2/2 A sound democrat, or ‘rock bottom’, never shrinks from the requirements of his master. 1868 Proc. Nat. Commerc. Convent. 195 We are away from the rock-bottom on which the nations of the earth transact business. 1896 Proc. Ann. Meeting Nat. Civil-service Reform League 87 The rock-bottom of that stand is that Congressmen are not part of the appointing power. 1904 W. N. Harben Georgians 200 Now cool off, an' let's git down to rock-bottom. 1936 E. Goudge City of Bells v. 124 At rock bottom living is merely a giving of personality in one form or another. 1991 E. Wesseling Writing Hist. as Prophet vi. 123 Ranke believed that the relics from the past could become the rock bottom of historiography. 2008 J. F. Walter Reading Marriage in Amer. Romance i. 6 At the rock bottom of this social philosophy.., ‘survival’ (or absence of pain) is the supreme good. b. Originally U.S. The lowest possible level; the nadir. Frequently in to reach (also hit) rock bottom and variants. ΘΚΠ the world > action or operation > adversity > [noun] > fall from prosperous or thriving condition > low condition or low point > lowest point low tide1608 low-water mark1651 falla1662 perigee1662 low point1749 bathos1759 nadir1793 pessimism1794 zero1821 bed-rock1883 rock-bottom1885 ultima Thule1976 the world > relative properties > quantity > smallness of quantity, amount, or degree > [noun] > least quantity or amount > lowest point or degree gamut1675 nadir1793 zero1821 rock-bottom1885 1885 Rep. Pennsylvania State Dairymen's Assoc. 1885 5 We cannot say there is a depression in the market value of dairy products... We have chosen a branch of agriculture that is the last to come down to rock bottom, the last to feel a financial crisis, and the first to recover from it. 1906 Cedar Rapids (Iowa) Republican 16 Aug. 6/1 (advt.) Prices have hit the very rock bottom during this sale. 1930 Sat. Evening Post (Philadelphia) 26 July 14/1 ‘Pay you?.. How much, Angelo?’ ‘The rock bottom is half a million.’ 1935 H. Edib Clown & his Daughter xlv. 258 By the time she had touched the rock-bottom of misery she had also reached a decision. 1955 D. Davie Articulate Energy vii. 69 We are sobered and shocked when the mood reaches rock-bottom. 1976 Ebony July 104/1 Her self-esteem had hit rock bottom. 2004 Managem. Today Dec. 62/2 Morale was at rock-bottom and we felt that being bright and doing a good job wasn't enough. B. adj. 1. Of a price or cost: at the lowest possible level. ΘΚΠ society > trade and finance > monetary value > price > low price or rate > [adjective] > very bottom1561 giveaway1872 rock-bottom1873 slaughtering1898 1873 Daily Rocky Mountain News (Denver) 25 Oct. (advt.) Jensen, Bliss & Co., sell everything, at rock-bottom prices for cash. 1884 Lisbon (Dakota Territory) Star 10 Oct. Boots, shoes and rubbers in great variety and at rock-bottom prices. 1918 F. R. Goodell Tire Making & Merchandising viii. 121 One of these figures is rock bottom—my minimum in selling—and the other is the price I am going to try to corkscrew you into paying. 1954 Life 19 Apr. 20/1 (advt.) Read why careful drivers get top-notch protection at rock-bottom rates with State Farm Mutual. 1980 Daily Tel. 16 Jan. 23/4 In this way, the service can be offered at rock-bottom prices. 2006 Tatler Aug. 50/2 I like the way corners aren't cut, even at these rock-bottom prices. 2. Chiefly U.S. Firmly grounded, honest, sound; (also) fundamental, basic. ΘΚΠ the mind > mental capacity > belief > uncertainty, doubt, hesitation > absence of doubt, confidence > assured fact, certainty > [adjective] > defined, well-formed well-assureda1413 definite1553 firm1600 well-founded1608 stated1651 well-establisheda1685 ironclad1838 rock-bottom1889 1889 Louisiana Planter & Sugar Manufacturer 16 Nov. 310/3 Such a shaking down to rock bottom principles you never observed. 1900 Wilson's Photogr. Mag. Nov. 494/1 There is a big business for the man who will get down to rock-bottom business facts. 1923 D. L. Sayers Whose Body? vii. 167 There aren't many men who wouldn't be nice—to her, and even then, if they aren't rock-bottom she can see through them. 1987 N.Y. Rev. Bks. 26 Feb. 10/2 The caustic generality, the rock-bottom air of total assurance, [etc.]. 2005 N.Y. Rev. Bks. 7 Apr. 84/2 Corngold came to state his own rock-bottom belief in ‘literature's independence of the circumstances surrounding its production of meaning’. This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022). < n.adj.1797
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