A guy or a girl that looks really attractive and is a beast in bed.
Catherine : Who came to your place last night ? I heard a massive noise.
Simon : yeah, Toinou came home, she's one hell of a sexy motherfucker ! She literally destroyed my bed.

Catherine : That's right boy ! Go get some !
by Cathy9 December 20, 2016
"If you look up "sexy badass motherfucker" in the dictionary, it shows a picture of Alex Baumann's face."
by shredordead69 August 13, 2011
she is one sexy motherfucker - you cant say that! it’s copywriter by becca
by cheese wotsit January 8, 2021