the tightest bond two can have...typically occurs when two friends simultaneously break their knuckles. if you mess with one, you mess with both.
by greenryan420 February 27, 2018
Get the knuckle brother mug.Typically when you finger a girl up to your knuckle. Sometimes when two men try and finger each other.
EX. I got fucker knuckled last night and it felt great!
EX. David and I need to try to fucker knuckle tonight.
EX. David and I need to try to fucker knuckle tonight.
by It's me bitch March 14, 2018
Get the Fucker knuckle mug.by strangefoox March 15, 2018
Get the ugandan knuckles mug.by Wrinkleintime April 8, 2018
Get the knuckle blower mug.to go knuckle deep into the anal regions of the other gender while your other knuckle is 5 inches deep in their other genital region.
by Gizard XD February 28, 2017
Get the fuck knuckled mug.by someguy2117 April 20, 2016
Get the knuckle shuffle bros mug.by SheilaG07 October 5, 2016
Get the Knuckle sucking mug.