pick someone's brain

pick (one's) brain(s)

To ask one questions in order to obtain detailed information or advice. 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.