Simp Syndrome Disorder

A person that puts Too much value to girl he likes, lives paycheck to paycheck and spends all his cash on a girl, puts everything aside that isnt "My Gurl "

Every weekend...
Friend: yoooo wanna hangout with the bros ?
Simp : Uhh Idunnooo bro

Friend : why not ?

Simp: Me &' My Guuuuuurl hanging out.
Call ends...
Friend to Friend : damn he got some type of Simp Syndrome Disorder.