oath
//oʊθ//
Noun
oathSingular
oathsPlural
1
A solemn promise, often invoking a divine witness, regarding one's future actions or behavior.
She took an oath to protect her country.
2
A sworn declaration, such as the promise to tell the truth in a court of law.
The witness took an oath to tell the truth before testifying.
3
A profane or offensive word used to express strong emotion; a curse or swear word.
He muttered an oath under his breath when he stubbed his toe.