have a mind as sharp as a steel trap

have a mind as sharp as a steel trap

To be able to understand or grasp information quickly. David has a mind as sharp as a steel trap, so if you give him the instructions, he'll follow them perfectly. My grandmother became very physically incapacitated as she grew older, but she had a mind as sharp as a steel trap until the day she died. Is he really pulling a door that's clearly marked "push"? He doesn't exactly have a mind as sharp as a steel trap, does he?

See also: have, mind, sharp, steel, trap

Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

have a mind as sharp as a steel trap

Fig. to be very intelligent. She's a smart kid. Has a mind as sharp as a steel trap. They say the professor has a mind as sharp as a steel trap, but then why can't he figure out which bus to take in the morning?

See also: have, mind, sharp, steel, trap

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.