stupider 

1. The act of being or becoming more stupid. 2. The word that should be a word, but people are too afraid to make it legit.

Since break, I feel stupider by the second.

stupider by massivemegan December 21, 2010

Stupider 

How you describe a preteen that is still figuring their self out.

Shut up you stupider.

Stupider by Snibbert January 11, 2020

Stupider 

More stupid than stupid

You are stupider than a dog

Stupider by Daddy123 December 1, 2018

stupider 

The more linguistic and non-dictionary version or "more stupid" which makes it easier to say

"You're stupider" b*tch

stupider by imsquadlixxerd January 9, 2015

stupider 

Not a real word.

You are stupider than me.

stupider by orf October 27, 2002

stupider 

1. Adj. slang. A word So Commonly used in place of "more stupid" that it should be its own slang word. and with the creation of this definition, it is.

"The phrase 'more stupid' takes more time to write out and is much Stupider then just writing 'Stupider'."

stupider by Antimaple Dame September 13, 2005

Stupider 

Being more stupid.

He is more stupider than me.

Stupider by candygal August 12, 2011