1 definition by LJM6

A 15

Like in black jack a 15 is a girl who your not sure to "hit" ,or "pass".

Guy 1: That girl from last nigh was a 15.
Guy 2 :Wtf you mean?
Guy 1:Im not sure if I should hit it ,or stay; like in blackjack.
Guy 2: Bro totally!

by LJM6 September 8, 2018