stupidity lag 

the time it takes your brain to realize what you just did was stupid.

you are traveling for work and you decide to surf for porn at the hotel and then later after a 45 minute stupidity lag you realize you are still VPN'd into the office network.

stupidity lag by jeremy jackson March 29, 2008

stupidity headache 

The headache that occurs when one has had to deal with an overload or the constant barrage of idiocy. Side effects of the stupidity headache are exasperation, exhaustion and a general sense of fed uppedness

After selling t-shirts at the ICP concert I had a stupidity headache

stupidity headache by doobula January 20, 2011

Stupidity Infinity 

When dealing with stupid people that will always be stupid.

My manager must suffer from Stupidity Infinity as being born with the stupid gene!

Stupidity Infinity by DaTruth42 August 21, 2016

Stupidity Cringe 

Involuntary cringe that comes when someone says something incredibly stupid.

Person 1: "...so that's why i think Elvis is still alive."

Person 2: *stupidity cringe* "Dude, no."

Stupidity Cringe by IH47 January 11, 2012

Stupidity-gasm 

The moment when a normally intelligent person has a moment of intense stupidity.

"Dude, why'd you just stick your hand in that jar?"

"Sorry, I had a stupidity-gasm."

"Alright, I'll get the butter,"

Stupidity-gasm by KittyRah105 November 27, 2012

Stupidity Impulse 

The impulse you have when someone directly tells you to "DO NOT" but you just NEED to do what they clearly said to NOT DO, just because it will be fun/you NEED to know what happens

Guy G: Buddy, for God's sake, please, DON'T-SUBMIT-THIS-DEFINITION
Guy M: don't worry friend, i won't
Guy G: fine... *leaves*
Guy M: *having the computer in front of me, with URBAN DICTIONARY opened in front of me* NO!.. GO AWAY! STUPIDITY IMPULSE!

Stupidity Impulse by W.D Shadow Marco C. Krueger October 4, 2017

Stupidity of the Masses 

People who add words to the dictionary such as 'Stupidity of the Masses'.

The Stupidity of the Masses is killing me. Literally.

Stupidity of the Masses by Mystery Man January 28, 2003