oathnoun [ C ]
uk/əʊθ/us/oʊθ/oath noun [ C ] (PROMISE)
a promise, especially that you will tell the truth in a law court:
Medieval knights took an oath of allegiance/loyalty to their lord.
The witness placed her hand on the Bible and took the oath (= promised to tell the truth).
be under/on oath
to have formally promised to tell the truth:
The judge reminded the witness that she was under oath.
Thesaurus: synonyms and related words
Making & breaking promises & commitments
- betray
- broken
- commit
- cross my heart (and hope to die) idiom
- deliver
- fink
- fink out
- go back on sth
- guarantee
- New Year's resolution
- promise sb the earth/moon idiom
- promises, promises! idiom
- redeem
- resolution
- scout
- sworn
- vouch
- warrant
- warranty
- welsh
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You can also find related words, phrases, and synonyms in the topics:
Court cases, orders & decisions
oath noun [ C ] (SWEAR WORD)
old-fashioned an offensive word, especially one that uses a name for God:
muttering/mouthing oaths
Thesaurus: synonyms and related words
Swearing and blasphemy
- bad language
- blasphemous
- blasphemy
- cuss
- damn
- dirty word
- eff
- expletive
- four-letter word
- imprecation
- profanity
- strong language
- swear
- swear like a trooper idiom
- swear word
- swearing
- the F-word
- trooper
- wash
- wash your mouth out (with soap/soapy water) idiom
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