Alerta (en. Alert)
/aˈleɾta/
Slang Meanings
To be attentive to what happens in a place.
In the neighborhood, you have to be alert in case something strange happens.
En el barrio, hay que estar alerta por si pasa algo raro.
To react quickly to an unexpected situation.
The teacher told us to be alert during the exam.
El profe nos dijo que estemos alerta en el examen.