The length of the complete edge or the circumference of a closed or open figure.
Oh man, how could I forget the formula to compute the perimeter of a circle!
by Red Moon 69 December 23, 2016
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A nickname for the expressway (I-285) that circles the city of Atlanta. It is one of the main highways people use to get around metro Atlanta.

The abbreviations ITP and OTP are used to define whether someone lives Inside the Perimeter (inside/close to the city of Atlanta), or Outside the Perimeter (in an outlying suburban area).
I live outside the Perimeter. There's no way I'm getting stuck in traffic for hours just to pick you up!
by ANFjon20 May 02, 2008
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the action in which someone outlines your body with their hands (usually), usually done whilst hooking up to enhance sexual pleasure. most commonly, a male will simultaneously brush his hands down the sides of a women's torso, whilst kissing them.
portia: how was that hook last night?
claudia: so good! he used perimeters and everything!
by coolgirl6969 May 27, 2019
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n. to go outside and smoke cigarettes; a euphemism that means to go outside of one's workplace(where smoking isn't allowed)and walk way beyond company property so that one could smoke.
Tim: Hey, where's everybody?
Bravo: Um, perimeter check.
Tim: Wha? Without me?
Bravo: Hey, you were busy.
by Nickarossi May 10, 2007
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The process of clearing a perimeter of obstacles as to increase the likelihood of success upon reaching the intended goal or target.
I've got to do a little perimeter dusting if I my garrote and I are going to sneak up on our target without being spotted.
by Pintolicious2 October 16, 2016
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an invisible force, like a magnetic field, that repels romantic interests from coming within six inches of you
"She's never been kissed, maybe it's the boy perimeter?"
by sarahsaidit March 04, 2015
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When you have sex with a girl in a perimeter of ten gallon hats.
"Yeah dude I fucked Jolene in a Texan Perimeter."
"Yeehaw partner!"
by RowdyCoyote April 30, 2020
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