a dumb fucking word that if used, ironically, means the speaker is stupid.
Speaker 1: Man, I'm so sick of all the stupidness in politics these days.
Speaker 2: Dude, what are you, a 7 year old? It's stupidity, dumbass. Stupidness isn't a word.
Describing how stupid/acknowledging how much of an imbecile one is being.
Teen: I'm gonna get in this shopping cart and fly off the roof!
Parent: That's the stupidest thing I've ever heard. I can just FEEL your stupidness levels rising.
When someone does a silly act or says sumthing dumb..
Click the word to find out the example. stupidness