keep your eyes peeled

US /kiːp jʊər aɪz piːld/
UK /kiːp jʊər aɪz piːld/
"keep your eyes peeled" picture
1.

ficar de olhos bem abertos, estar atento

to watch carefully for someone or something; to be alert and observant

:
Keep your eyes peeled for deer when you're driving through the forest.
Fique de olhos bem abertos para veados ao dirigir pela floresta.
The police told us to keep our eyes peeled for any suspicious activity.
A polícia nos disse para ficarmos de olhos bem abertos para qualquer atividade suspeita.