3SUM

Meaning Threesome
Type Abbreviation
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

Refers to a group of three people.

Example "There were an odd number of people in the class, so when we paired off, 1 group had to be a 3sum."
Updated March 6, 2019
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