BloodOftheHolyMammal's definitions
The act of quickly inserting one’s index finger into the top of another’s butt crack which is exposed above the pant waistline. It is often exclaimed when the act is performed.
Girlfriend: “Boop!” <boops boyfriend working on car>
Boyfriend: <hits head on open hood of car> “Stop booping me!”
Boyfriend: <hits head on open hood of car> “Stop booping me!”
by BloodOftheHolyMammal July 28, 2022
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