keep an eye on

• Observar, vigilar o cuidar a alguien o algo con atención, a menudo para garantizar su seguridad o prevenir problemas.

To watch, monitor, or look after someone or something carefully, often to ensure safety or prevent problems.

1. Watch or monitorB1informal

   To watch someone or something carefully, often to protect or supervise.

   vigilar

   • Can you keep an eye on my bag while I go to the restroom?
   • She kept an eye on the children playing in the park.
   • The security guard kept an eye on the entrance all night.

2. Monitor a situationB1informal

   To pay attention to a situation or process to ensure it goes smoothly.

   vigilar

   • We need to keep an eye on the weather forecast for the trip.
   • The manager kept an eye on the project's progress.
   • Keep an eye on the oven so the cake doesn't burn.