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- DictionaryUn·faith·ful/ˌənˈfāTHfəl/
adjective
- 1. not faithful.
Definitions of unfaithful. adjective. not true to duty or obligation or promises. synonyms: inconstant. likely to change frequently often without apparent or cogent reason; variable. apostate. not faithful to religion or party or cause. perfidious, punic, treacherous.
adj. 1. not faithful; false to duty, obligation, or promises; disloyal. 2. not sexually faithful to a spouse or lover. 3. not accurate or reliable; inexact: an unfaithful translation. [1350–1400] un•faith′ful•ly, adv. un•faith′ful•ness, n.
Apr 29, 2024 · 1. failing to observe the terms of a vow, promise, understanding, etc., or false to allegiance or duty; faithless; disloyal. 2. not true, accurate, or reliable; untrustworthy. 3. engaging in sexual relations with someone other than one's spouse, lover, etc.; adulterous. 4. Archaic.
Definition of unfaithful adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
UNFAITHFUL meaning: having sex with someone who is not your wife, husband, or usual sexual partner: . Learn more.
Unfaithful Definition. Failing to observe the terms of a vow, promise, understanding, etc., or false to allegiance or duty; faithless; disloyal. Not true, accurate, or reliable; untrustworthy. Engaging in sexual relations with someone other than one's spouse, lover, etc.; adulterous.
From Longman Dictionary of Contemporary English un‧faith‧ful /ʌnˈfeɪθfəl/ adjective someone who is unfaithful has sex with someone who is not their wife, husband, or usual partner → infidelity unfaithful to Geoff had been unfaithful to her on many occasions. —unfaithfully adverb —unfaithfulness noun [ uncountable] Examples from the Corpus un...