Byfsismcdab is the short form of "Bitch you fucking stupid idiot suck my cock dumbass bitch", it is the highest form of insult possible, use it on someone while aruing to get the upper hand.
Dude 1: Uh Hu? WELL UR MOM IS FAT
Dude 2: Ok and?
Dude 1: NO ONE ASKED NOOB
Dude 2: Shut up Byfsismcdab
Dude 1: OMG UR SO SMART IM SO DUMB I HAVE NO IDEA WHAT TO SAY BACK TO THAT
*Dude 1 Has Left The Chat*
Dude 2: Ok and?
Dude 1: NO ONE ASKED NOOB
Dude 2: Shut up Byfsismcdab
Dude 1: OMG UR SO SMART IM SO DUMB I HAVE NO IDEA WHAT TO SAY BACK TO THAT
*Dude 1 Has Left The Chat*
by VvgoproZ March 07, 2023