A room full of girls sat hunched over blank paper gripping pencils so tightly, their knuckles were practically turning white.
Ray seemed to understand immediately and said “Yeah,” offering his knuckles.
And he wants the U.S. and its allies to maintain—if not strengthen—sanctions until Tehran knuckles under to that demand.
The one good thing Christie delivered was the section on bipartisanship, where he sort of rapped the knuckles of his own party.
The left raps your knuckles, and the right cuts off your hand and serves it to you for lunch.
Only that gentle tapping of the knuckles, and that far-off look.
The next moment they were rapping with their knuckles on a door.
They kept them greased so their knees and knuckles would ruff up and bleed.
The widow tapped her knuckles on the glass of a near-by window.
He put his knuckles on the toilet table and regarded himself with his chin lifted in the air.
mid-14c., knokel "finger joint; any joint of the body, especially a knobby one; morbid lump or swelling;" common Germanic (cf. Middle Low German knökel, Middle Dutch cnockel, German knöchel), literally "little bone," a diminutive of Proto-Germanic root *knuck- "bone" (cf. German Knochen "bone).
As a verb from 1740, originally in the game of marbles. To knuckle down "apply oneself earnestly" is 1864 in American English, extended from marbles (putting a knuckle on the ground in assuming the hand position preliminary to shooting); to knuckle under "submit, give in" is first recorded 1740, supposedly from the former more general sense of "knuckle" and here meaning "knee," hence "to kneel." The face-busting knuckle-duster is from 1858 (a duster was a type of protective coat worn by workmen).
knuckle knuck·le (nŭk'əl)
The prominence of the dorsal aspect of a joint of a finger, especially of one of the joints that connect the fingers to the hand.
A rounded protuberance formed by the bones in a joint.
A kink or loop of intestine, as in a hernia.