break off

verb
RareNot in standard dictionaries
1

To remove a piece from a whole by breaking or snapping.

2

To become detached by breaking or snapping.

3

To discontinue abruptly.

4

To end abruptly, either temporarily or permanently.

5

To play the first shot in a frame of snooker, billiards or pool.

6

To give (someone) (something); to allow (someone) to take (something); to grant (someone) a share or portion of (something).

#slang