Farting, silently, as you walk by someone you either want to move out of the way or leave. Only works in crowded areas where you can't be discovered as the farter. Good technique for waiters whose tables are "camping out".

A pubic hair piece. A toupee for the pubic area/genitals. In the 1700’s when mercury was used to treat sexually transmitted diseases (Gonorrhea or Syphilis) one of the side effects was the loss of pubic hair. To disguise this condition, that was not cured by mercury, a Merkin was employed.

The practice of passing gas in a crowd of people unbeknownst to them

Walking past someone and farting.

to disspell flatulence and walk at the same time in order not to be around once the blame is made. Often done in presence of others for spite.

A term used by servers in a restaurant. When you have a table of assholes, you ask a co-worker if they can "crop dust " the table. As they pass by the table, and trail a nasty fart around said table. this keeps you blameless.

Someone who farts and then proceeds to exit the area to make it as if he/she was not the one to do the deed