not (one's) first rodeo

not (one's) first rodeo

One is experienced with a certain situation, especially in relation to potential pitfalls or deceitful practices by others. Don't think I'll fall for that old trick. This isn't my first rodeo, you know. Hey, you're pretty good at that—it's clearly not your first rodeo.
See also: first, not, rodeo
Farlex Dictionary of Idioms.
See also:
  • not (one's) first barbecue
  • rodeo
  • been to the rodeo
  • steal (one) blind
  • steal someone blind
  • swallow (something) hook, line, and sinker
  • swallow hook, line, and sinker
  • viper
  • a viper in (one's) bosom
  • a viper in your bosom