buttface 

A person who has very wide cheekbones. The large cheeks gives the impression that the person's butt is on his/her face.

That buttface keeps on butting into our conversations and shitting it up.

buttface by Tyrone Jiggadubz September 1, 2005

Buttface 

When one accidentally FaceTimes an acquaintance

Oh I'm sorry I sat on my iPhone and buttfaced you :)

Buttface by Single malt December 24, 2014

Buttface 

a stupid, heartless, usually rude individual that has no regard for anyones feelings but their own.

Mikey"yo bro, you still talkin to your german exchange friend?"
Luke" naw bro, shes not responding to any of my messages, i even sent her a letter"
Mikey"man bro that sucks"
Luke" Yeah, Katie is such a Buttface "

Buttface by Alias- Mike Wilt December 7, 2010

ButtFace 

A FaceTime buttdial

My girlfriend keeps her phone in her back pocket and with that sweet bootie she often ButtFaces me without knowing.

ButtFace buttface butfacebutt dial buttdial call buzz facetime

ButtFace by Billy Winters February 27, 2014

buttface 

Someone who accidentally or purposefully butt dials another person using Facetime. Used to describe the person who initiated the butt dialing.

My face time came up with a blue blurry image and mumbled talking, it must be a buttface.

buttface by Japhettheprophet February 22, 2017

Buttface 

Used by little kids, when angry

Buttface- asshole, in a child's dictionary

Billy- ewwwwww! You have cooties! Gross!

Ava-Stop being such a butthead
The other kids- gasp! 😲

Buttface by I just fared, it stinks August 11, 2017

Buttface 

A more polite and kid friendly term for asshole

Ha ya fuckin cunt

Well you-you buttface!

Buttface by GNAG GNAG September 6, 2018