The scar one gets from a jagged tooth of a prostitute giving a blowjob. Usually because most tijuana prostitutes have jagged, sharp teeth from not having braces.
Friend 1: Man, Jess gave me a tijuana scar last night.
Friend 2: Dude she needs to get some braces fasho
Friend 2: Dude she needs to get some braces fasho
by SnubG June 1, 2018
Get the Tijuana Scarmug.