Top Definition
A form of anime or manga, part of the hentai genre, where some kind of strange alien creature shoves its tentacles up a girl's vagina.
Save the schoolgirls! Use tentacle free products!
(An anti-tentacle hentai button I got at Nan Desu Kan '10)
by hai_bai November 07, 2010
3 Words related to tentacle hentai

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.