buckled out 

Being so huge in the waist that they don’t make belts in your size at all

He’s so buckled out nothing fits him anymore

buckled out by Ghost mouth 1985 January 21, 2018

buckley-out 

Abruptly removing oneself from a social situation or gathering larger than two persons.

Sharon is so socially inept, she would buckley-out of her own birthday party even as we were singing "Happy Birthday."

buckley-out by Shnate's Smart Dictionary July 7, 2009

bucked out 

to get an attitude with, get smart with, or otherwise talking back to someone, thereby annoying them and/or provoking them to proceed to beat the hell out of you.

Man 1: What you gon' do?
Man 2: If you get bucked out with me one more time, I will f**k you up.

bucked out by C.F.K. March 18, 2008