musth

Meanings

1. Chiefly preceded by in or on: the state each year during which a male animal (usually a camel or an elephant) exhibits increased aggressiveness and sexual activity due to a high level of testosterone.
2. An instance of this.

Etymology

Borrowed from Urdu مست (mast, “drunk, intoxicated; lustful”), and from its etymon Persian مست (mast, “(adjective) drunk, intoxicated; (literary) in rut; of an elephant: in musth; (noun) drunkard”), ultimately from Proto-Indo-European *meh₂d- (“to be wet; to become wet”).