keep half an eye on (someone or something)

keep half an 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 kept half an eye on the TV while mom was trying to show it to me.
See also: eye, half, keep, on
Farlex Dictionary of Idioms.
See also:
  • (someone or something) promises well
  • accompanied by
  • accompanied by (someone or something)
  • accompany
  • (have) got something going (with someone)
  • a ghost at the feast
  • a/the feel of (something)
  • (I) wouldn't (do something) if I were you
  • (mother) nature's (something)
  • a straw will show which way the wind blows