Particularly dense variety of Brexit voter with zero capacity for rational independent thought and a sub-zero grasp of English grammar. Often found polluting sensible online discussions with an endless stream of repetitive drivel.
Brextard: “we had r vote get over it snowflake,,, out means out so shut up”
Normal human: oh dear, he’s gone full brextard.
An extremely racist, sexist and highly egotistical sjw feminist with an abnormally deep hatred towards middle aged Caucasian males, severely lacking in intelligence and cognizance function hence the reasoning of the addition of the "tard" suffix deriving from the term re-tard.