Definitions of fart on the Web:
1. To expel intestinal gases through the anus; break wind.
Fart is an English word which refers to flatulence.
The word “fart” is generally considered unsuitable in a formal environment by modern
English speakers, and it may be considered vulgar or offensive in conservative circles.
2. To foll around; fritter time away.
3. an annoying foolish person.
[ Middle English farten, from Old English *feortan; see perd- in Indo-European roots ]