Date: Mon Oct 6 01:26:19 EDT 1997
Subject: A.Word.A.Day--fescennine

fes.cen.nine adj. Licentious; obscene.[Lat. Fescinninus, of Fescennia, a town in ancient Etruria noted for its licentious poetry]

Dear jheem: thanks for telling me about the typo.

I've only heard it used in the phrase fescennine verses. Early, bawdy Latin poetry out of which developed satire.

http://16.1911encyclopedia.org/F/FE/FESCENNINE_VERSES.htm