Synonyms of be on the lookout for

be on the lookout for

phrase

variants or keep a lookout for

as in watch out (for)

to be cautious of or on guard against

After the storm, the police told the public to be on the lookout for downed power lines.

The public should remain vigilant and keep a lookout for any suspicious activity.

Synonyms & Similar Words

• watch out (for)
• guard (against)
• notice
• beware (of)
• look out (for)
• watch
• mind
• observe
• note
• ware
• keep one's eyes peeled (for)
• attend
• perceive
• heed
• see
• keep one's eyes open (for)
• mark
• discern
• behold

Antonyms & Near Antonyms

• ignore
• discount
• miss
• disregard
• overlook