A phrase used as an idiot redneck or fucktard attempts to perform a stupid stunt resulting in death or serious bodily injury.
A retard tried to stand on his hands knowing that he was too weak to support his body and as he crashed onto his head and lost feeling in his extremities he exclaimed "at wuh dumb".
by Dedrick August 2, 2006
Get the at wuh dumbmug. A mental state of amazement a man arrives at when he notices a woman of such striking beauty that the semen saturates his brain to the point of being struck mute and wanting only to prosecute her booty.
by Wasted Ute November 24, 2019
Get the Cum dumbmug. people in instagram are dumb ass.because they search their name in urban dictionary and uplaod it their story.
by Vooodoo cat August 16, 2018
Get the Dumb assmug. by Thesauruz5 November 26, 2020
Get the Dumb weebsmug. 
by Chodycodyy February 24, 2020
Get the Dumb cuntmug.