Fingers in ass hug 

where a man and woman are kissing or fucking and the man grabs her ass and pulls it toward him as he does this his fingers go in her ass.
Thought by some to be hot.

John gave Kathy the fingers in ass hug.

Fingers in ass hug by Deep Blue 2012 September 8, 2009

Fingers in ass dancing

Where when people dance together naked one hugs the other as close as they can and there fingers go in the others ass often the cwomans ass. Most often at an orgy,naked party ect.

I love fingers in ass dancing.

Fingers in ass dancing by Deep blue 2012 April 3, 2010

fingers in his ass

Fingers in his ass is a meme mainly quoted/said by Danganronpa fans on a site called tumblr or Danganronpa fans in general.
The sentence is usually associated with the pairing sansmaeda. There is also a thing called fingers in his all sunday. On Sundays people gather to appreciate the song fingers in ass and sansmaeda. On December 16th 2018, the day before tumblr's adult content ban fans of sansmaeda and fingers in his ass sunday celebrated what was called the "final" fingers in his ass sunday.

Origins:
On july 17th, 2017 user named skeletortilla uploaded a video on tumblr that had Nagito Komaeda from Danganronpa 2 and Sans from Undertale dancing together to a song called "ASSHOLE (Fingerfückung)" made by BotanicSage on youtube.

Kanye west he likes fingers in his ass
It's fingers in his ass sunday!

fingers in his ass by Pupseus December 17, 2018

five fingers in my ass 

when a person has five fingers in their ass, visibly associating sex or other.

"five fingers in my ass" is written like a first person view, "there is 5 fingers in your ass" as a 3rd person view, it associates sex or other.

bill: hey jared how ya doing
jared: nothing much, also I seemingly have to point out that there's 5 fingers in my ass and I am being fucked by a anonymous person of undefined gender.
bill: oh alright

five fingers in my ass by turtlesaredumb42069 February 13, 2022

Fingers in his ass

Fingers in his ass originally was a joke from both the undertale and danganronpa fandoms and features the characters Sans Undertale and Nagito Komoeada.

“Fingers in his ass, fingers in his ass, Kanye west he likes, fingers in his ass.”

Fingers in his ass by BrotherBasil January 6, 2022

five fingers in my ass 

when a person has five fingers in their ass, visibly associating sex or other.

"five fingers in my ass" is written like a first person view, "there is 5 fingers in your ass" as a 3rd person view, it associates sex or other.

bill: hey jared how ya doing
jared: nothing much, also I seemingly have to point out that there's 5 fingers in my ass and I am being fucked by a anonymous person of undefined gender.
bill: oh alright

five fingers in my ass by turtlesaredumb42069 February 13, 2022

Fingers in his ass Sunday 

Basically, a joke that originates from a shitty video in which sans and nagito komaeda dance with the hallway that has sans in it in the background, with the song "fingers in his ass" playing in the background, which was discovered on a Sunday, afterwards creating Fingers in his ass Sunday.

"damn, it's fingers in his ass Sunday! Time to watch that video again!"

Fingers in his ass Sunday by Jeef The Dumbass May 15, 2022