astronuts 

the act of, pertaining to, or characteristic of a person who is mentally deranged; not sane; not of sound mind.
A person that either temporarily or completely turns to utterly senseless behavior, such as an adult dressing in diapers and driving non-stop more than 900 miles to attack a lover's companion who was a victim of an imaginary love triangle.

Wow Scotty, when that lady talking on her cell phone and swerving all over the road cut Kenny off, he went absolutely astronuts! He followed her to the next town(disregarding the fact that he had to be at work), jumped out of his car, slammed his door and went off on a raging rant on her.

astronuts by Chris-T March 9, 2007

astronut 

having no life and getting no pussy

Siples: Hey im having a lan party tonight, wanna come?
Me: Fuck no, i fucking hate you

astronut by Colin Beckley April 24, 2005

Astronut 

Semen that is suspended in zero-gravity in space.

After a long mission on mars, Greg and Christina decided to get in on.Afterwords, they spent their time dodging the astronut that Greg had created.

Astronut by DVARMARBAR November 2, 2010

Astronut 

The act of shooting your dick up and around like a rocket until it makes it in a woman's vagina.

I played astronut with my girlfriend after sex last night.

Astronut by irmike December 18, 2008

Astronut 

When a guy gets a blowjob in zero gravity and nuts into the air, the girl must then try to catch the cum in her mouth and swallow, this is called the astronut.

Neil Armstrong: I gave Sally Reid a nice astronut on our last mission.

Astronut by Jalen_the_alien December 11, 2017

astronut 

when an alien ejaculates or nuts

yo dude did u see that alien at area 51 astronut into that policeman.

astronut by JDSAVAGE July 25, 2019

AstroNuts 

SIMP men that girls keep in orbit around them when/if their main man bails or she breaks up

Yeah we broke up but I called down of my AstroNuts Jay until we get back or I find me another main, this time with bank

AstroNuts by RickyBigDick August 10, 2020