1. A man who does not need to bend over to suck dick.
2. A gay midget
"that fucking grundle runt ran between my legs"
grundle runt
by Rhodotracker November 30, 2014
Get the grundle runt mug.
Short guys or girls who hang together, thereby making themselves feel collectively bigger and more powerful. Runt posses can make normal-sized people feel freakishly tall.

Warning: Male runt posses can turn into the most obnoxious guys in the room.
Liz: "Look, Jan and Katie just got here? Let's go say hi!"

Gwen: "Naw, girl, they're with Squeaky and Lil' Jeanie. I'll look like Andre the Giant next to them. Total runt posse."

Pat: "Man, did you see that little dude over there just get in my face because I accidentally grazed his left elbow?!"

Pete: "Bro, that's just Timmy Smalls feelin' like a bamf cause he's hanging with his Runt Posse. I'd stay away from him though."
by Hookermom October 6, 2009
Get the Runt Posse mug.
A classical animated British comedy. Rex the Runt - "The Wobbly Bobbly, Wibbly Squibbly Dog" by Richard Golezsowski
by Kane April 7, 2005
Get the rex the runt mug.
(Noun)Used mostly as a derogatory slur for a man with small penis. Often used for the smallest "member" in a locker room or boot camp shower.
"There goes Pvt. Runt Dick!"

"Steve is the teams runt dick freshman this year."
by Nubb'n December 5, 2008
Get the Runt Dick mug.
A Reality to the Cu*t slap
She is so hot on herself but not and such a b*tch, she really needs a Runt Slap!
by =\m/-_-\m/= January 31, 2011
Get the Runt Slap mug.
I love it when my GF holds my runt ball in her mouth and hums the national anthem. God bless America!
by El Conquistador July 10, 2017
Get the runt ball mug.