1
general::
Phrase(s): leave off something
to quit something. • I have to leave off working for a while so I can eat. • I left off reading and went downstairs for supper.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
1. Stop, cease; also, stop doing or using. For example, Mother told the children to leave off running around the house, or Please use a bookmark to show where you left off reading. [c. 1400] 2. leave something off. Omit, as in We found she bad left off our names.
American Heritage Idioms