a rapid motion of the gluteus maximus aka ass that makes the recipient or viewer giggle profusely.
"i really enjoy a girl that can twirkle!"
by cpj390 March 23, 2007
1 more definition
To mentally combine and rearrange various elements in order to ascertain the most optimal result.
I twirkled in what order I should visit the library, the grocery store and my friend's house.
by jamestoma September 03, 2008