pick someone's brain

pick (one's) brain(s)

To get detailed information or advice from someone. You should pick John's brain sometime; he knows all about car engines. I've just started playing professionally, and I'd love to pick your brains for any tips you might have.
See also: pick

pick someone's brain

Obtain ideas or information from another person, as in I'm out of ideas for decorating-let me pick your brain. This term alludes to picking clean a carcass. [Mid-1800s]
See also: brain, pick
References in periodicals archive ?
LIBRA: You may have some good connections and why not use this time to pick someone's brains or get some advice.