1. (noun)curse, curse word, expletive, oath, swearing, swearword, cuss profane or obscene expression usually of surprise or anger "expletives were deleted"
2. (noun)oath, swearing a commitment to tell the truth (especially in a court of law); to lie under oath is to become subject to prosecution for perjury
3. (noun)oath a solemn promise, usually invoking a divine witness, regarding your future acts or behavior "they took an oath of allegiance"