Usually a group of highly popular 'Grebs' with a reputation for loyalty and willingness to protect any goth, punk, grep, etc. but mostly honour there own. known to hang out in town squares and are easily identifiable by a leader type and several friends, both male and female.
Chav: Yo, who dey?
Punk: That's the square family, ya dont wanna fuck wit them.

chav walks over actin buff... square family laugh and then proceed to beat him into a coma.
by MosherBunni December 24, 2007
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The moment when you are having sex with your sister, and you tell her that she is as tight as your mother, and her responding with "That's what dad says."
Hey Bubba, I had mu furst family square last night wit ma youngest sister.
by EdgyMeemStar February 3, 2018
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