(idiomatic) To record a score or event, as if on a chalkboard. / (idiomatic) To disallow or cancel

(slang) Off the hook, fresh, awesome, cool, excellent.

(slang) Off the hook, fresh, awesome, cool, excellent.

That which breaks off, or is broken off / A break, discontinuance, or interruption / (billiards, snooker) The first shot in a game of snooker or other cue-game

To play the first shot in a game of snooker

A sawn-off shotgun.

Of a long-barrelled firearm, having had the stock sawn off.

To delay; to defer; to put off; to lay aside.

To send away through the postal service; to mail. / (archaic) To put off; to delay.

(US, slang) To fall asleep.