leave alone

leave alone (third-person singular simple present leaves alone, present participle leaving alone, simple past and past participle left alone)

1. (transitive) To stop bothering (a person).

   I wish he'd leave me alone.

   We left her alone until she calmed down.

2. (transitive) To desist or refrain from involvement with.

   It's safest to leave dangerous chemicals alone.

• let alone (verb)

• leave well enough alone