mess with(redirected from monkey with)
mess with someone or somethingand monkey with someone or something
to bother or interfere with someone or something. Come on, don't monkey with my new camera. Don't mess with me unless you want trouble.
Interfere or associate with; also, annoy, bother. For example, Our group won't mess with those street musicians, or I told him not to mess with me or there would be trouble. [Colloquial; c. 1900]
1. To alter something improperly: Don't mess with the arrangement of the chairs—they're all set up for the meeting.
2. To deceive or confuse someone or something: The horrible accident really messed with my head.