to headbutt using your face.

a failed headbutt which leaves ones self more injured than the opposing party.

a face plant into another human being.
bartender: hey guy, pretty nice fight you had last night, i liked that choke hold you put him in

guy: yeah thanks, i would have put him out sooner but my headbutt was more like a facebutt and i really messed up my nose
by Matt Huff April 17, 2010
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The result of using facebook for 24 hours or more.
"I've missed work and I've been on this all last night. I found all the people I went to preschool with."

"Oh hey, you're really into some serious facebutt."
by diaflux July 24, 2008
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having a butt for a face, and poo brains
Jack is a facebutt because he has a butt on his face
by facebutthater April 8, 2010
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The result of using facebook for 24 hours or more.
"Dude, I've missed work and I've been on here all last night."

"Oh fuck, you got serious facebutt."
by diaflux July 21, 2008
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When a girl has a attractive face but a un-attractive body.Friends often pass these women off as "having a pretty face"
H:wow, look at that girl she's hot
R: Ya, to bad shes facebutter

by meteorologist H January 20, 2009
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The act of sitting on your butt all day on Facebook.
Get off your Facebutt and clean your room!
by WRbobcat July 19, 2011
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1)The result of using Facebook to have sexual relations. 2) A person(s) sought after on Facebook to have sexual relations with.
I got some serious FACEBUTT last night thanks to Facebook!" or "Time to search for some FACEBUTT!
by MR.ZERO July 24, 2011
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