A person that appears to be cool, but not that bright or smart.
Joe is a nice guy. he is hip, but you ask him one question about something complex, he doesn't understand. He's Def and Dumb.
by boggler July 22, 2019
Get the Def and Dumb mug.
Something stupid said by people named Tori, it should be pronounce the one on the right
Def Right , it should be I like the one on the right, great job Matt!!
by !@3Whatitis@$$# March 30, 2016
Get the def right mug.
When a conversation, that on the surface seems to be about an interesting topic, turns in an opposite direction leaving one confused and/or surprised.
" Oh that's interesting that you have 5 kids."
"Yeah, they all have different fathers that reside in 5 different prisons in 5 different states."
"Wow, that went def left."
by Daquan movin bricks December 11, 2015
Get the def left mug.
Bro 1: Do you see that girl over there?

Bro 2: Yeah, you can tell she's totes def awk.
by IAmBatmanYo March 7, 2012
Get the Totes Def Awk mug.
a person that is Definitely Rad; an association of Gnarly People; believers of the Rad Harmony Faith; People that are allergic to Lame; Epic Lame-Slayers from Slutty Utah; anyone Awesome;
"Priest Rev. Jonson, Kung-Boo, and the Slutty Martinez Brothers are Def-Radder Lame-Slayers, and the Fathers of Rad Harmony!"

"Def-Radder's do not, or ever will listen to any Usta-Groover"

"That Def-Radder is the Gnarliest Mother Effer I ever Met!"
by Don_Mayhem January 27, 2010
Get the Def-Radder mug.
mug-ception
it saysget the get the get the this def on a mug mug on a mug”, right?
why are you searching “ get the get the this def on a mug mug” on urban dictionary? don’t you have homework due?
by thebananaman March 3, 2023
Get the get the get the this def on a mug mug mug.
Neo-pronouns typically used by straight men to let others know that they have a small penis.
person 1: i’m def/ault 😂😂
person 2: what’s that

mean
person 3: it means his dick is small
by psyk February 27, 2021
Get the Def/ault mug.