hit on something

hit (up)on (something)

1. Literally, to strike someone or something on some particular spot. A noun or pronoun can be used between "hit" and "(up)on." Just hit on the top of the TV until the sound comes back on. A pair of shoes fell off the shelf in my closet and hit me right on the head.
2. To discover or realize something. I think we've finally hit upon the reason the experiment has been failing.
3. To address, discuss, or focus on something. She hits upon a really important issue in her paper. One of the things I'd like to hit on in my presentation is the impact our product has on the environment.
See also: hit
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

hit on something

in. to discover something; to think up or invent something. She hit on a new scheme for removing the impurities from drinking water.
See also: hit, on, something
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also: