Top definition
When you funnel a beer through a girls ass crack.
You: “I bet she won’t let you do a butt lug off of her”
Them: “Obvi bro why would i wanna drink beer and shit?”
A butt lug is when someone boofs a beer and she poops it out in to your mouth
by Ybkang May 23, 2018
Get the mug
Get a butt lug mug for your Aunt Sarah.