pick up on


Become aware of, notice, as in The teacher picked up on her nervousness right away. [Colloquial; mid-1900s]

Words Nearby pick up on

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.