lay off something

Từ điển Oxford Advanced Learner 8th

▪ I. ˌlay ˈoff sth derived
(informal)to stop using sth
•I think you'd better lay off fatty foods for a while.
Main entry: ↑lay_derived
 
▪ II. ˌlay ˈoff | ˌlay ˈoff sb/sth derived
(informal)used to tell sb to stop doing sth
•Lay off me will you— it's nothing to do with me.
•~ doing sth Lay off bullying Jack.
Main entry: ↑lay_derived