underboob

better than cleavage.

I love underboob.

by shawnsomber September 22, 2010

underboob sweat

The pools of sweat collected under large breasts. Usually under larger women's voluptuous bosoms. known to cause interesting sweat designs in t-shirts and can cause a number of problems.

bro did you check out the underboob sweat on that one over there?

yeah bro the design is kinda trippy!

by the utter definition June 11, 2014

Danny DeVito's underboob

A term used for a bad smell in a classroom

"eww, it smells like Danny DeVito's underboob in here"

by Danny DeVito's underboob July 8, 2020

underbooty

When someone sits or lies down, the pudge of booty that shows.

Oh girl, that underbooty is a thic handful.

by Metal Barbie January 21, 2021

underboobing

The act of hitting the underside of one's breast with ones head in one swift motion

"I keep getting underboobed!"
"When he underboobs me it hurts!"
"For some reason she enjoys underboobing people"

by magicalunicorns0509 September 29, 2014

underboo

A person who is obssessed with Undertale, and will go as far as write fan fics and etc. Derives from Undertale and Weeaboo.

You are such a fucking Underboo!

by Courier Six September 18, 2016

underbob

the act of masturbation with the non dominant hand...thumb facing towards the balls.

i have myself an underbob last night....felt like someone else was doing it.

by Geoski July 25, 2006