Look up catnip in Wiktionary, the free dictionary.
Catnip, Nepeta cataria, is a species in the family Lamiaceae (mint).
Catnip may also refer to:
- Nepeta, cat mint or catnip, the plant genus
- Nepetalactone, the cat attractant in the catnip plant
- Methcathinone, a drug sometimes called "catnip"