one eye on

Idioms  

1. Paying some but not full attention to, as in He ran the rehearsal with one eye on the clock. Also see have one's eye on; out of the corner of one's eye; see with half an eye.

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Example Sentences

There was at least one kid from every grade on the Fire Safety Team and they all had one eye on the Herdmans, so Mr. Crabtree couldn’t just ignore them, which is probably what he wanted to do.

From Literature

Despite scoring in the last six games, Dominic Calvert-Lewin started on the bench as Daniel Farke had one eye on the visit of Manchester United to Elland Road on Saturday.

From Barron's

And there was no danger of the visitors having one eye on Sunday's Wear-Tyne derby.

From BBC

It was also line-up that suggested Frank may have had one eye on Saturday night's key home game against Fulham, with Mohammed Kudus, Joao Palhinha, Destiny Udogie, Wilson Odobert and Xavi Simons left out.

From BBC

Now everybody, the manager included, kept one eye on the street as they worked.

From Los Angeles Times