What is Physics Engine?
1.
noun.
boobs that move vigorously when jumping or
originated in
look at the physics engine on that girl!
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The realization that what you are touching is wrong or inappropriate
"As Tommy D leaned in to skim her inner thigh, he retracted h..
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when someone out of anger uses their scrotum as a weapon, thus by rubbing someone elses belongs on it or touching the sweaty sack then t..