Meat Brush Definition

According to the First Definition from Urban Dictionary (oh yea, I did it)

Meat Brush
When a certain male appendage is rubbed against a female in close spaces when passing by each other.

Typically, a subtle way for a man to get close to a woman that is a complete stranger, and potentially spark a conversation, however it can happen naturally.
In a crowded bar setting, often a male will be trying to get to the bar: As he passes by a group of females, he will 'rub' against them ( 'Excuse me' ) and give them the Meat Brush.

In a movie theater, when squeezing past a group of group of people to get to a seat in the middle, 'Excuse me' and give them the Meat Brush.