Kirk

1. a flatus expelled through the anus.
–verb (used without object)
3. to expel a flatus through the anus; break wind.
—Verb phrase
4. kirk around, to spend time foolishly or aimlessly.

"Excuse me I just kirked."
"Quit kirking around."
"Oh my god who kirked?"

by Mathew Grier, and Sarah Paskiewicz February 02, 2007