brustle
The act of two men rubbing their beards together. The ultimate in masculine intimacy.
Ronnie desperately wished he had a friend he could brustle with.
brustling
Two dudes rubbing their beards together.
Those guys were brustling. I bet they went home with each other after.
brustling
The act of two people rubbing their beards together as a form of friendly affection
When Mike and Yves meet up, their prefered method of greeting is brustling