break off

Meaning

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

Etymology

From Middle English breke of (“break off, terminate”), a dissimilated form of earlier Middle English ofbreken, equivalent to break + off.