sextronaut

Defines someone who hooks up with their ex, but still needs their space.

My roommate Joey is always bringing his ex over to hook up with, but then they don't talk for days at a time, what a sextronaut.

by uh_lizard January 24, 2017

Sextronaut

Someone who attempts to have as many unique sexual experiences as possible

Joe's such a pervert he will has sex with anything
No he's just a sextronaut

by SuperMasterGod February 14, 2021