Hmmm... Dictionary.com has a lot more definition for the word "fling":

verb (used with object), flung [fluhng], fling·ing.

1. to throw, cast, or hurl with force or violence: to fling a stone.
2. to move (oneself) violently with impatience, contempt, or the like: She flung herself angrily from the room.

verb (used without object), flung [fluhng], fling·ing.

1. to move with haste or violence; rush; dash.
2. to fly into violent and irregular motions, as a horse; throw the body about, as a person.

noun

1. an act of flinging.
2. a short period of unrestrained pursuit of one's wishes or desires: The week of partying was my last fling before starting a new job.
   

I can work with that.