The level of friendship that is almost unreachable. It far surpasses BFF or any other stupid name you can come up with
(short for best friend tongue face spelled out)
this slut is my BFTFSO damn shes lucky ;)
(short for best friend tongue face spelled out)
this slut is my BFTFSO damn shes lucky ;)
by WAHHHHHHHH August 2, 2011