Definition of nag
- nag Noun A small horse; a pony.
- nag Noun An old useless horse.
- nag Noun One who nags.
- nag Verb To repeatedly remind or complain to someone in an annoying way, often about insignificant matters.
- nag Verb To act inappropriately in the eyes of peers, to backstab, to verbally abuse.
- nag Verb To bother with persistent memories.
- nag Verb Other sorts of persistent annoyance, e.g.: