Chadn.1
/tʃad/, U.S. /tʃæd/ In full Mr. Chad. The figure of a human head appearing above a wall, etc., with the caption ‘Wot, no ——?’, as a protest against a shortage or the like.
ΘΚΠ
society > authority > lack of subjection > rebelliousness > militancy > [noun] > protest > figure or drawing
Chad1945
1945 Sunday Express 2 Dec. 2/3 What is the origin of that peculiarly laughable figure called Chad we see so often scribbled across our walls?
1946 Times 1 Apr. 5/4 Mr. Chad probably went through a number of evolutions at the hands of a vast number of people before reaching the present state and can claim no one man as creator. ‘Wot! No father,’ it might well complain.
1950 M. Kennedy Feast 220 She drew a picture of Mr. Chad on the terrace wall saying: ‘Wot? No black amber?’
1965 Oxf. Mail 28 Sept. 6 The person..staring chad-like in indolence across the desk-tops.
This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2021).
chadn.2
/tʃad/, U.S. /tʃæd/ Telegraphy and Computing.
(A piece of) the waste material removed from punched cards or tape during punching.
ΘΚΠ
the world > physical sensation > cleanness and dirtiness > refuse or rubbish > [noun] > waste-paper > from punched cards or tapes
chad1959
1959 J. W. Freebody Telegr. xi. 460/2 The small hinged discs of paper, called ‘chads’, remain attached to the body of the tape.
1968 J. Blackburn Nothing but Night vii. 64 The machines..spewed out the sixty-four-row punch cards... At the base of each machine was a vacuum tube to remove the dust and the chads.
1982 Computerworld 9 Aug. 59 The reader head is mounted on the front of the unit next to the chad box.
Derivatives
ˈchadless adj. not producing or accompanied by chads.
ΘΚΠ
the world > physical sensation > cleanness and dirtiness > refuse or rubbish > [adjective] > not producing chads
chadless1959
1959 J. W. Freebody Telegr. xi. 460/2 In order..that the printed characters are completely legible, the tape is perforated by the chadless method.
1971 Gloss. Electrotechnical, Power Terms (B.S.I.) iii. iii. 19 Chadless perforation.
1984 U.S. Patent 4,425,394 1 Each tag has a chadless hole provided by a pattern of knife cuts.
This entry has not yet been fully updated (first published 1993; most recently modified version published online December 2021).
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