A term used in hentai for when an object, typically a penis or tentacle, goes through either the ass and comes out the mouth, or vice versa.
Jebediah: "Yo dude look, this girl is getting fucked up by these tentacles!"
Alex: "Woah man, keep your all-the-way-through fetish to yourself!"
Alex: "Woah man, keep your all-the-way-through fetish to yourself!"
by Rhoggedas March 14, 2022
It happens when something(Mostly tentacles and cum ) comes from a girl's anus . And it goes through the digestive system to the mouth
by ilzt Soul December 21, 2018
tucker did an all the way through
by SHRECK IS SEXY November 18, 2021
"all the way through tentacle" is a phrase included in the hentai genre, where a tentacle inserts itself into a woman(typically a teenager)'s anus so far that it protrudes out of the mouth
by xXdekuboy69420Xx February 13, 2017
by time4sumFun March 21, 2014