pick somebody's pocket

pick (one's) pocket

1. To steal money or other valuables out of one's pocket, purse, backpack, etc. You have to be very mindful of your belongings in this city, as someone will pick your pocket the moment you aren't paying attention. My phone is missing! Someone must have picked my pocket!
2. To steal money from one through deception or exploitation. I feel like every time I go to get my car fixed, they pick my pocket just because I don't know anything about cars. Tired of having your bank pick your pocket with hidden fees? Try us and see the difference.
See also: pick, pocket
Farlex Dictionary of Idioms.

pick somebody’s ˈpocket

steal money or other things from somebody’s pocket without them realizing: I can’t find my wallet. I think somebody’s picked my pocket! If she’s not careful she’ll get her pocket picked. ▶ ˈpickpocket noun a person who picks pockets: Be careful of pickpockets when you’re on the underground in London.
See also: pick, pocket
Farlex Partner Idioms Dictionary
See also:
  • pick (one's) pocket
  • start out with
  • start out with (someone or something)
  • start off with (someone or something)
  • rob (one) blind
  • rob blind
  • phishing attack
  • a steal
  • loot
  • be a steal