fescennine

adj.

Licentious; obscene.

[Latin Fescennīnus, of Fescennia, a town of ancient Etruria known for its licentious poetry.]

adjective

Offensive to accepted standards of decency: barnyard, bawdy, broad, coarse, dirty, filthy, foul, gross, lewd, nasty, obscene, profane, ribald, scatologic, scatological, scurrilous, smutty, vulgar. Slang raunchy. See decent/indecent.

[n] a style of poetry using coarse language
[adj] vulgar; obscene