cat·nip (kătnĭp)
n.
► A hairy aromatic perennial herb (Nepeta cataria) in the mint family, native to Eurasia and containing an aromatic oil to which cats are strongly attracted.
► Any of various other mostly aromatic plants of the genus Nepeta, cultivated for their ornamental foliage and clusters of blue, lavender, or white flowers.

[TahlilGaran] American Dictionary ▲

catnip
[cat + nip, catnip (variant of nep, from Middle English nept, nep, from Old English nepte, from Latin nepeta, aromatic herb, perhaps of Etruscan origin).]

[TahlilGaran] American Dictionary ▲