When a male ejaculates in Alaska, and only steam comes out. The steam is called the fart hence the name bonerfart.
by ReachCarter November 6, 2014
Get the Bonerfartmug. The so called bonerfarts beasts, were originally called Bullymongs, but the creator of the name realised it was a dumb name, and so they are called Bullymongs still!
by Laffiman October 17, 2022
Get the Bonerfartmug.