1 definition by Taco_Exchange and Monkey King

During or after sexual intercourse, while your "partner" is in the cowgirl/reverse cowgirl position you unceremoniously back hand them to the bedroom floor or parking lot, depending on where the coitus is occuring.

Second definition:
While having sex in a plane or on top of a high cliff vigorous thrusting causes your partner to go ass over tea kettle.

Topended:
Becca was glad she had gone for the gold health plan at work. Getting "topended" into a moped will surely require stitches'.

Topending:
Marsha was only a flight attendant and wasn't suppose to jump with the other skydivers. However, "topending" is what she received from a randy instructor. Thankfully her fall to earth was short and filled with orgasms.

Topend:
Not being one to consider the needs of others, Bob would often "topend" his partner as soon as he busted a nut.
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