Se liga [see lee-gah]
This expression is difficult to translate literally, since it would be "turn yourself on!" Ligar means to turn on, like a computer or a light.
When used in this way, it means "listen up," "listen" or "pay attention."
It is a slang expression, most commonly used by young people.
Example . Se liga. Vem me buscar às seis, tá bom?
Listen up. Come get me at six, ok?