keep your eyes peeled
US /kiːp jʊər aɪz piːld/
UK /kiːp jʊər aɪz piːld/

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.