ser infiel

to be unfaithful

ser infiel(sehr eem-fyehl)

intransitive verb phrase

1. (in a relationship; often used with "a")

a. to be unfaithful

Nunca fui infiel a mi esposo.

I was never unfaithful to my husband.

b. to cheat on

Mark le pidió el divorcio a Anne cuando descubrió que le había sido infiel.

Mark asked Anne for a divorce when he found out that she had cheated on him.