trick on (one)

trick on (one)

1. To fool, deceive, or mislead one. I didn't take the threat seriously at first, thinking it was just some idiot trying to trick on me. The company totally tricked on me, saying the product was brand new when it was obviously secondhand.
2. slang To be sexually unfaithful to a romantic partner; to cheat on one. When I found out my husband was tricking on me, I filed for divorce the very next day.
See also: on, trick
Farlex Dictionary of Idioms.

trick on someone

in. to deceive someone. Mary is always tricking on people and now nobody trusts her.
See also: on, someone, trick
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • deceive (someone) into (something)
  • deceive into
  • be no fool
  • be no/nobody's fool
  • fake out
  • fake someone out
  • come it over
  • come it over (one)
  • get over on (one)
  • get/put one over on somebody/something