rubber butt 

When you sit on a field for to long and get turf up your butt

Donell was j-chillen on the field watching sports and when he stood up he had rubber butt

rubber butt by Jadielady123 May 12, 2016

Rubber Butt 

Someone who is awesome an in posession of a very nie, firm, and reflective butt.

Geeze, did you see the way that ball bounced off her butt? It's like she literally has a Rubber Butt, and Damn she's fine.

Rubber Butt by Rubber Butt June 24, 2008

ducky butt rubber 

The art of using a rubber duck to insert into the vagina or anus while taking a bubble bath.

"She couldn't find her waterproof vibrator last night, so she got herself some ducky butt rubber love in the tub."

ducky butt rubber by Goodfella_7 Big Pimpin' May 3, 2005

Rubber Buttin'

When you see a girl passing by and her booty bounces up and down like a rubber ball.

"Damn, did you see Jenny running by? She's totally rubber buttin'."

Rubber Buttin' by $baller$ August 10, 2017

Rubber Band Button 

The term Rubber Band Button is referring to;

A blown O-ring.

Or
A worn out Butt hole.

Aka
A swollen sphincter wrinkle.

He pushed my Rubber Band Button for so long, it has completely lost all its elasticity, causing inconvenient leakage.

Rubber Band Button by Patty ManGlaze March 15, 2022

rubbernutting 

When a girl rubbernuts (rubs nuts) a guys balls.

Sally went rubbernutting at Jims house.

rubbernutting by MotherNutter August 1, 2017