An expression used to warn of danger or to tell someone to be cautious and pay attention. (It is often accompanied by the gesture of pulling down the lower eyelid with an index finger).
- Ojo! Don't you go falling asleep. Remember you have that exam tomorrow.
An exclamation used to warn someone to watch out or be alert for a hazard. To throw Aguas (echar aguas) means to alert someone to a danger. (This likely originates from the colonial era warning shouted before throwing household wastewater into the street).
Aguas with the car. Aguas, you might get yourself into trouble. Aguas! You are going to fall.
An expression used to warn someone to be alert, stay sharp, or watch out. (Literally meaning fly, the term implies being as quick and observant as the insect).
"Mosca with that guy" and "Watch what you are doing, mosca in case it goes wrong"
It refers to danger and indicates that you need to be careful. It is used to describe a person who is trouble or a situation that is volatile and risky.
That woman is candela. There is nothing but candela in that house.