Top definition
Going atleast one knuckle deep into a butthole. Preferably done to the opposite sex during intercourse.
Dude, while I was railin that chick out last night.. I started knuckin the 'B' and she loved it!!
by HBK and JIMMY May 08, 2010
Get the mug
Get a Knuckin the 'B' mug for your brother-in-law Abdul.
Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
Get the merch
Get the jabbed neck gaiter and mug.