1) when that really skinny dweeby kid starts going nuts, twitches and looks like he's stabbing you in the face in your face over and over in his mind
2) When one known a dweeb becomes angry and pissed off over something and it's hard to take them seriously
1) Holy shit! Look at Harold he's getting dweeb rage look at how much his eye is twitching!
2) -"Have you seen Eric's facebook status? he seems pissed off."
-"LOL DWEEB RAGE!"