"Poor devil, he's conked out—couldn't stand the gaff," he remarked, half-regretfully.
You know you may feel pretty miserable, but nobody's conked out with this stuff yet.
Schwenky put the Captain down, conked him with one massive fist to make sure he stayed out, then stood there, waiting.
"Engine hit, conked out, crashed her edge of the 'drome here," said Solly hurriedly.
A two-gallon jar of extra-special detergent, used only for laces, conked him and smashed on the floor before him.
The motor complained for a few minutes, then coughed and conked out completely.
as in conk out, 1918, coined by World War I airmen, perhaps in imitation of the sound of a stalling motor, reinforced by conk (v.) "hit on the head," originally "punch in the nose" (1821), from conk (n.), slang for "nose" (1812), perhaps from fancied resemblance to a conch (pronounced "conk") shell.
Of hair, straightened by application of lye or other chemicals: pegged pants, conked heads, tight skirts (1940s+ Black)
: I couldn't get over marveling at how their hair was straight and shiny like white men's hair; Ella told me this was called ''conk''
To apply a mixture sometimes containing lye to the head in order to straighten kinky hair
[1940s+ Black; probably fr Congolene, trademark of a preparation used to straighten hair, influenced by conk1]
To die; cease to operate; conk out: A year after that, a spinster aunt conked (WWI Royal Flying Corps)