Definitions by catniporangejuice

Threesum

Sexual Intercourse involving a male and 2 women.

intercourse involving 2 males and 1 women is a train.

The crowd began to advance upon the Threesum, and Omally was in the vanguard. By then the Threesum was already past its prime.

Threesum by catniporangejuice March 22, 2022