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1.
When someone is being very real. Serious. Straight talk.
All she'd have to do is even blink in my direction and I'd pack my stuff and we'd be gone. Square Biz!
by Miss Teque October 04, 2010
 
2.
Used like "for real?" or "really" would be.
"Ay dog Shamique just got busted in her head god..three times god"

"Square biz, where?"
by Joey October 12, 2003
 
3.
1. The truth in its rawest form, No Bullshit, real deal, serious business.

1. This guy has a mean basketball game, squarebiz, the next Michael Jordan.

by Ghost Writer January 24, 2008