by IH47 January 11, 2012

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

I meant to send my curse-filled email response to only one person but my stupid-ego made me hit "reply all."
by sisterscaryluv October 15, 2008

"Dude, why'd you just stick your hand in that jar?"
"Sorry, I had a stupidity-gasm."
"Alright, I'll get the butter,"
"Sorry, I had a stupidity-gasm."
"Alright, I'll get the butter,"
by KittyRah105 November 27, 2012

A D&D (or other similar system) character who uses their chaotic alignment (usually chaotic neutral) as an excuse to do whatever they want, even if it's obviously a lethally bad idea, will piss off the other players, is extremely out-of-character, or a combination of the three.
DM: You see a large corridor with a desk at the end.
Player 1: Whose desk is it?
DM: The nametag on the door behind you said "Planetar General".
Player 2: I shit on the desk.
Player 1: Dude no don't you'll get us killed.
DM: Are you sure you want to do that?
Player 2: My character is chaotic neutral, and as such would do this very stupid thing for the sole reason of causing chaos, regardless of consequences or how anyone else would react.
Player 1: More like Chaotic Stupid.
Player 1: Whose desk is it?
DM: The nametag on the door behind you said "Planetar General".
Player 2: I shit on the desk.
Player 1: Dude no don't you'll get us killed.
DM: Are you sure you want to do that?
Player 2: My character is chaotic neutral, and as such would do this very stupid thing for the sole reason of causing chaos, regardless of consequences or how anyone else would react.
Player 1: More like Chaotic Stupid.
by alternateolympus October 30, 2023

Incoherent utterings after being awakened from a nap or sound sleep. The inability to process lucid thought due to sleepiness or altered states of consciousness.
I'll tell you how the movie ends tomorrow, you're so sleep stupid right now the ending won't make any sense.
by tcjohnson May 2, 2012

by CYN1CAL MIKE February 14, 2015
