YIBT

Acronym for "You're in Big Trouble"

Billy: "I just broke mom's favorite vase!"
Billy's Brother: YIBT

by dirdles June 3, 2009

YIBT

Acronym for "Yeah I'll be there". Commitment to be present at an event, set for a specific time and place, expressed with an extreme lack of sincerity intended to be understood with sense of hipster irony.

X: "Hey Y, are you going to be at my wedding next year?"

Y: "YIBT"

by extremelyboredofwork December 5, 2013

yibt

Coolest nigga on roblox fr fr ya, hes so cool.

I bet you would want to be friends with someone like him.

Be a yibt! Yibts are cool :sunglasses:!

by XDXDEXDXD January 2, 2019