two-timing

Definition of Two-timing in English :

1. adulterous, cheating, two-timing

not faithful to a spouse or lover

Example Sentences:
'adulterous husbands and wives'
'a two-timing boyfriend'

WordNet Lexical Database for English. Princeton University. 2010.

Two-timing

verb

informal

to deceive (someone, esp a lover) by carrying on a relationship with another

verb transitiveWord forms: ˈtwo-ˌtimed or ˈtwo-ˌtiming

Slang

to deceive or double-cross; esp., to be unfaithful to (one's wife or husband, or one's lover)

tr.v. two-timed, two-tim·ing, two-times
Slang

1. To be unfaithful to (a spouse or lover).

2. To deceive; double-cross.