IBM

An IBM is an International Bowel Movement is the act of farting as you cross over boards to another country. It can also include the act of "pitching a loaf" while crossing boarders in a plan.
1) "Alan's IBM lasted 5 seconds as we crossed into France."

2) "I almost took down the plane with that IBM."
by The Harvard Dictionary July 06, 2015
Get the IBM mug.