El comienzo de algo

Common in cafes and restaurants. Means the purchase is recorded as a running credit or tab rather than paid immediately.

Literally a smokestack or industrial chimney. Used figuratively to describe a very heavy smoker. Distinctly Mexican colloquial usage.

Borrowed from English and used widely in Mexican urban slang. Refers to someone who juggles multiple romantic interests simultaneously, often with a mix of admiration and mild teasing.

Literally 'to give a headbutt.' In a sports context it refers to a collision or accidental hard knock to the head.

Borrowed from basketball. 'Estar de rebote' or 'salir con alguien de rebote' means to be on the rebound romantically after a recent relationship ended.