crackpotn.
/ˈkrakpɒt/, U.S. /ˈkrækˌpɑt/ colloquial.
A crack-brain, a crazy creature, a crank. Also attributive.
ΘΚΠ
the world > health and disease > mental health > mental illness > mentally ill person > [noun] > mad person
woodman1297
madmanc1330
lunatic1377
franticc1380
madwomana1438
March harec1500
Bedlam beggar1525
fanaticc1525
bedlama1529
frenetic1528
Jack o' Bedlam1528
Tom o' Bedlam1569
crack-brain1570
madbrain1570
Tom1575
madcap1589
gelt1596
madhead1600
brainsick1605
madpash1611
non compos1628
madling1638
bedlam-man1658
bedlamerc1675
fan1682
bedlamite1691
cracka1701
lymphatic1708
shatter-brain1719
mad1729
maniaca1763
non compos mentis1765
shatter-pate1775
shatter-wit1775
insane1786
craze1831
dement1857
crazy1867
crackpot1883
loony1884
bug1885
psychopath1885
dingbat1887
psychopathic1890
ding-a-ling1899
meshuggener1900
détraqué1902
maddiea1903
nut1908
mental1913
ding1929
lakes1934
wack1938
fruitcake1942
nutty1942
barm-pot1951
nutcake1953
nutter1958
nutcase1959
nut job1959
meshuga1962
nutsy1964
headcase1965
nutball1968
headbanger1973
nutso1975
wacko1977
nut bar1978
mentalist1990
the world > health and disease > mental health > mental illness > degree or type of mental illness > [noun] > slight madness > crankiness or eccentricity > person
fantastical1589
fantastic1598
earwig brain1599
extravagant1627
fanatic1644
energumen1660
original1675
toy-pate1702
gig1777
quiz1780
quoz?1780
rum touch1800
crotcheteer1815
pistol1828
eccentric1832
case1833
originalist1835
cure1856
crotchet-monger1874
curiosity1874
crank1881
crackpot1883
faddist1883
schwärmer1884
hard case1892
finger1899
mad hatter1905
nut1908
numéro1924
screwball1933
wack1938
fruitcake1942
odd bod1942
oddball1943
ghoster1953
raver1959
kook1960
flake1968
woo-woo1972
zonky1972
wacko1977
headbanger1981
1883 in J. S. Farmer Slang (1891) II. 202/2 My aunty knew lots, and called them crack-pots.
1919 J. C. Snaith Love Lane xiv. 65 He felt that it would annoy this Toplofty Crackpot.
1927 H. M. Tomlinson Gallions Reach xxxiii. 254 We can't go doddering across Malaya behind an inspired crackpot following the Holy Grail, can we?
1934 A. Woollcott While Rome Burns 15 The true story of crackpot Marigold.
1944 L. Lariar Man with Lumpy Nose xiv. 130 Everybody knew that Herb was a member of the Crackpot Brooklyn youth organization.
1959 J. Cary Captive & Free 211 The public is used to grievance-mongers and despises 'em—they'll put him down for a crack-pot.
1959 G. Jenkins Twist of Sand v. 91 The High Command still thought it a crackpot idea, fraught with all kinds of difficulties and dangers.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2022).
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n.1883