1) A rare condition where one's skull resembles a square(predominantly with a completely flat top) rather than the normal human head, which is oval shaped.This generally occurs in rednecks, due to lack of diversity in the gene pool.

2) An insult, used to mock people with the condition described in definition 1).

A small man child about 4ft tall, also has a dirty boxhead an more shit comes out of his mouth than his ass

The huge/broad square-ish shaped skull of people stemming from Slavic/Balkan heritage. Often owned by people whose names end in “ic” and “ski”.

Teenage masturbator.

a lesbian, or one who enjoys eating vagina

Someone who takes or snorts suboxone as their primary drug of choice.