Mourning The Fallen Astronauts 

When you can't get a full erection and you don't know why. Not quite Erectile Dysfunction, but close.

"Dude, I was about to get it on, but then I started Mourning the Fallen Astronauts."

Mourning The Fallen Astronauts by TheOneAndOnlyCMC December 15, 2016

Astronut 

A person who is nuts about astronomy.

Jesus: "Yes! I received my SkyQuest XX14g GoTo Truss Tube Dobsonian Telescope!"
Daniel: "Astronut!"

Astronut by Todos Valen Verga May 24, 2011

never actually sent astronauts

NASA
NEVER ACTUALLY SENT ASTRONAUTS

Everybody know that NASA means never actually sent ASTRONAUTS

never actually sent astronauts by Hard Core Truth May 27, 2019

astronut 

A gay loser that has absolutely no friends and gets off by playing DDR every waking moment. Boy what a piece of shit...

Siples: Hey there, wanna play some DDR or maybe i can just suck you off.
Me: No thanks i'm not an astronut.

astronut by Nate Naval May 2, 2005

Astronut 

When you nut so hard it's out of this world

IM GONNA ASTRONUT!!!!!

Astronut by Olem October 5, 2018

Astronut 

Astronut is an astronaut who nuts on space aliens.

Did you see that Astronut? It flooded the galaxy

Astronut by NiggerBob aka bob August 3, 2019

astronut 

nut in space

wow this is good hentai i just astronutted in space

astronut by voidack July 5, 2021