Someone who can't grow facial hair.
Dave has that facial hair survivor type of baby face.
Noun: a highly mature way of accusing someone of suspicious behaviour.
I know what you did you susburger sandwich so fess up.
Look at that (human), what a susburger sandwich?!
Someone that only engages in sex acts with themselves ( masturbation is the only sex they get)
Poor Xavier, his girl won't put out so now he's a solosexual.