have one eye on



have/keep one eye on something/somebody

to give part of your attention to one thing or person while also giving your attention to something or someone else As he listened to the speaker he kept one eye on the crowd to gauge their response.
See also: eye, have, on, one

Common Names:

NameGenderPronouncedUsage
Osvaldo-Spanish, Italian, Portuguese
Stan (2)-Romanian
Chifuniro-Southern African, Chewa
Mchugh[mək'hju:]
Eliseus-Biblical Latin
Doug[dʌg]