ABD is a term first used in Skateboarding, It stands for Already Been Done.
There is also the close term NBD (Never Been Done).
Example:
" Hey Greg, I saw you talking to that hot chick at the party last night. I just want to tell you though, she's ABD.... BY ME!"
FR in texting means "for real" as an exclamation.
ths stands 4 this in texting
imf
Call Me
Yyp
Hurry Back
BTR
haven't had sex
laugh out pee
Cracks me up
no one cares
Face Time