Uhnsee 

a manly moan, used after preforming a manly action. often said while flexing.

1. "Unhsee!"
2. "I just raped that basketball game, Uhnsee!"

Uhnsee by Huhlowdogg23 June 7, 2009

unsee juice

when something is so cursed you drink this

person: OH GOD I WISH I HAD NEVER SAW THIS *drinks unsee juice*

unsee juice by BRUHMOMENT694201337 May 14, 2020

can't unsee 

When you see something so disturbing you want to forget the sight of it, but you can't. Your brain is permanently scarred.

I watched 2 Girls 1 Cup the other day and now I can't unsee it. It's burned into my brain!

can't unsee by OntologicallyUneek June 2, 2014

unsee 

Verb. To undo the act of seeing something; to erase the memory of having seen something, or otherwise reverse the effect of having seen something.

Internet meme: What has been seen cannot be unseen.

unsee by Jimmybone D May 13, 2010

Unseenbones 

Unseenbones is a Roblox myth. A hoax went around that Unseenbones would hack everyone of the male gender on Roblox on the day April 10th 2022. It surfaced across the Roblox community with youtubers like KreekCraft and Flamingo even mentioning it. Unseenbones is apart of a Family named the Bones Family. They have a game where you can explore the myth. Unseenbones has a child named Sonsbones

Unseenbones is hacking Roblox on April 10th.

Unseenbones by Roblox Myths June 15, 2022

Unsee juice

We would recommend keeping some in your bag at all times.

Guy 1: Bro look at my dick it's tiny
Guy 2: *Big sip*
Guy 1: Where'd you get that unsee juice give it to me

Unsee juice by fatfuck4 August 5, 2020

what has been seen cannot be unseen 

The act of witnessing something so traumatic or disturbing that it is futilely wished to be unseen. Most commonly experienced on 4chan's /b/ or senior citizen dating websites.
See also: eye bleach

Me: Oh hey, look, some Nigerian dude emailed me a file called BlueGoatseWaffles! Maybe its a picture of blue goats doing people stuff...like cooking waffles!
*Click*
*35 seconds later*
Me: What has been seen cannot be unseen.

what has been seen cannot be unseen by jonnykoolkid November 18, 2010