keep in sight

keep (someone or something) in sight

1. To position oneself to be able to see someone or something. Keep the thief in sight while I call the police.2. To remember or remind oneself of something. If you don't keep your goal in sight, you'll give up before you can ever achieve it.See also: keep, sight

keep someone in sight

to make sure that a person is visible at all times. He looks suspicious. Keep him in sight at all times. I cannot keep him in sight day and night.See also: keep, sight