A person whose behavior leads you to doubt whether they are, in fact, a member of the human species.
A man randomly stops you on the street to ask you why there are no recycling bins in this city, telling you what a shame it is, and asking you who could possibly change this situation.

After you manage to break free from his insanity, you turn to your friend and say, "Man, what a fucking space alien!"
by Depreciator1 February 25, 2010
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The act of spreading ones nutsack over the lens of a flash light and then turning on said flashlight to reveal what looks like Alien Space Eggs
Jenny was very turned on when Dan treated her to some Alien Space Eggs.
by Trasher187 February 27, 2017
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A person who does illegal space drugs asf and titty fucks a alien

Something u made up in space
by Exutybutinglizantion November 24, 2021
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