cheat on

listen to the pronunciation of cheat on
Englisch - Türkisch
(Fiili Deyim ) (karı yada koca) aldatmak

Bana karımı aldatmanın tamamen normal olduğunu mu söylüyorsun? - Are you telling me that it's completely normal to cheat on my wife?

Karısını nasıl aldatacağını bilir. - He knows how to cheat on his wife.

Englisch - Englisch
To be unfaithful to

Six years of a happy relationship, and then she had the nerve to cheat on me with a barman!.

if you cheat on somebody, (your husband, wife, boyfriend or girlfriend) you secretly have a sexual or romantic relationship with someone else. Juddy finally decided to divorce her husband when she caught him cheating on her with their next-door neighbour
If someone cheats on something such as an agreement or their taxes, they do not do what they should do under a set of rules. Their job is to check that none of the signatory countries is cheating on the agreement
be sexually unfaithful to one's partner in marriage; "She cheats on her husband"; "Might her husband be wandering?
If someone cheats on their husband, wife, or partner, they have a sexual relationship with another person. I'd found Philippe was cheating on me and I was angry and hurt
cheat on