To have anal sex in the morning, just after wake up . Can be used as a name (example 1) or as a verb (example 2).
1. Ana used to have breakfart every morning with her lover.

2. - Tea or coffee my Dear?
- I'd rather breakfart.

by krapatxuk December 4, 2007
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A random fart that breaks the moment of peace such as a loud toot in the library, or classroom, or at a funeral.
1st person: "man its so quiet in this class....better let out a breakfart. x3 *lets it all out* "

entire class: "*sniff sniff*AW! Who let out a breakfart?"
by DyingWillMan October 25, 2009
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