1 definition by silentspring

Top Definition
The musculature derived from massive amounts of sexual activity, usually of the hips, thighs, and right wrist.
actually sex is an intense workout
it burns like 500 kcal per hour

we should do that a lot then... for our health

we'll be like ripped in a week
sexpacks for both of us
by silentspring October 13, 2011

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