undercake

The act of cumming on someone's undergarments, and taking a picture

Dude, did you see the pictures of Alex's undercake on Lesile's Hello Kitty panties?

by J.W.B September 17, 2016

Undertaled

When somebody or something does something relating to the 2015 game Undertale.

Me:Oh man, she just straight up Undertaled you!

by IceG15464 May 23, 2018

undertalered

to un-nut

to kill
Millions of people were undertalered by Hitler.

by anonymous March 31, 2022

undertallness

To be undertall (or below average height)

Bert felt like a borrower today; people had commented on his undertallness all morning as he had conversations with other people's kneecaps.

by dingy January 24, 2013

Undertaker

The undertaker is a sex move when you bury a girl and dig her out with your dick and then shove your dirt covered dick in her pussy if she doesn't get infected then your a dumbass

Zombie:I just did a undertaker on brainika

Fleshskeleton:she did that with jacead she is a thot

by Random dude = 🚬 December 18, 2019

Undertaker

The act of reaching over the top and fingering a girl while she gives you side-head.

Bro I hit the undertaker on Tiffany last night.

by GangGangGang6969 February 5, 2020

Undertaker

A sex position in which you reach over the top and finger a women while she gives you side-head

I hit mad undertaker vibes last night

by GangGangGang6969 February 5, 2020