Skip to main content
Urban Dictionary Merch
Your favorite words on things you can wear, drink from, read, or give to a friend.
The Urban Dictionary Store sells gifts you’ll have to explain.
Add to cart $24.95
Add to cart $24.95
Add to cart $24.95
Add to cart $24.95
Add to cart $24.95
Add to cart $24.95
Add to cart $24.95
Choose size $32.95
Choose size $32.95
Choose size $49.95
Add to cart $29.95

Cosmicisophobia 

Share definition Flag
The fear of being the only being alive in this universe and all others in existence.

-total complete isolation
"Movies about the universe triggered his Cosmicisophobia and sent him into tears"
Cosmicisophobia by TheOneAndOnlyAMR October 9, 2025
Get the Cosmicisophobia mug.
Related Words
Cosmicisophobia
More from Urban Dictionary

Throat Sweats 

Share definition Flag
The feeling and build up in your mouth/throat of saliva that sometimes accompanies nausea.
Oh man those burritos gave me the throat sweats, I hope I don’t have food poisoning.
Throat Sweats by TacoFings420 April 23, 2024
Word of the Day on October 11, 2026
Get the Throat Sweats mug.

aired 

Share definition Flag
Being ignored by someone when making a statement or asking a question. Also known as blanked and turfed.
Person 1: Did u watch ** last nite?
Person 2:......
Person 3: O no u got aired!
aired by Pietro February 9, 2005
Word of the Day on October 10, 2026
Get the aired mug.

piddlefart

Share definition Flag
verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
Get the piddlefart mug.

wrongun 

Share definition Flag
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026
Get the wrongun mug.

square grouper

Share definition Flag
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
Get the square grouper mug.
Load more