have one eye on (someone or something)(redirected from had one eye on one)
have one eye on (someone or something)
To watch someone or something intermittently or half-heartedly while something else is happening. Unfortunately, I don't remember what that list said because I had one eye on the TV while Mom was trying to show it to me.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
have one eye/half an eye on somethinglook at or watch something while doing something else, especially in a secret way so that other people do not notice: During his talk, most of the delegates had one eye on the clock.
Farlex Partner Idioms Dictionary © Farlex 2017