1. 剔除，排除（在名单之外）
If someone or something is left off a list, they are not included on that list.

2. 停止，中断（做某事）
If someone leaves off doing something, they stop doing it.

1. stop using

e.g. leave off your jacket--no need to wear it here

2. prevent from being included or considered or accepted

e.g. The bad results were excluded from the report
Leave off the top piece

Synonym: excludeexceptleave outomittake out

3. come to an end, stop or cease

e.g. the road leaves off at the edge of the forest
leave off where you started