1. A four sided polygon characterized by right angles and sides of equal length.
2. A tobacco cigarette.
3. A place where everyone gathers consisting of shops and whatnot.
4. A boring person.
by birdman June 12, 2003
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A region on a body commonly referred to as a "private part". Normally a reproductive system (ie: penis or vagina) or the breasts of a girl.
Girl motioning first to her chest, then her lower region: "Stop, don't touch me there, 'cause these are my no no squares!"

Boy: "I bet I could make them yes yes squares..."
by Bob Swirly December 12, 2008
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Someone who won't do anything bad.
'Wanna smoke a blunt rn'
'Nah I'm square about smoking drinking n sneaking out'
by Danika real ferda July 22, 2017
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A square being a nerd, geek, dork...un-hip, un-cool, unpopular, not with-it, etc. ...sort of person..."be there or be square" means about the same as "everyone who is anyone will be there", which is to say if you're not there you're nobody.
All the hot girls and all the rough boys will be at this party/club/place dude be there or be square!
by Lala June 18, 2006
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A word commonly used by schools in Southern Connecticut to represent Bennigans, or Fusaro.
Kids in school chanting: A-squared! A-squared! A-squared!
by Jamal Lewis July 31, 2006
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Tweak of Be there or be square. You are inviting someone to an event that will be somewhat geeky, but still fun. Usually used when the invitees attendance is pretty much given anyway.
Hey man coming to Neil's birthday on Friday? Be there and be square.
by neilsbigdayout January 27, 2011
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a square/area that is a part of a girl or boy, that is refered to as a no-no.
DON'T TOUCH MY NO-NO SQUARE!!
Sorry man, its just so tempting!
by holly&kristen February 19, 2008
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