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 24, 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 3, 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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When a man has explosively violent diahorrea and the majority of it ends of splattered on the sides of the bowl, as opposed to going straight down the hatch.
“Bro, I straight frosted that perimeter!”

“Couple of the OGs admired all the splatter after the young buck was done fully frosting the perimeter.”

“Couple of the guys noticed Boris had frosted the perimeter something fierce and complimented him for being woke.”
by GerthPaul November 17, 2022
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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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Often done to prepare oneself to frost the perimeter, before one drops a messy pile of stool towards the hatch. Respectable men will always accost a perimeter before they frost it.
I could hear Boris accosting that perimeter for like 10 minutes before I actually heard stool splashing into the bowl!

Before perimeter is frosted, perimeter must be accosted!

Aggressive men waited outside of the communal restroom, ready to accost the perimeter one by one.

The perimeter was accosted multiple times by a large amount of guys.

The perimeter was accosted by three gang members in the public restroom.
by GerthPaul December 1, 2022
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An exploratory wipe applied to the b-hole adjacent zones to discover any fecal splash-back caused by diarrhea or violent poops.
by cmgc July 16, 2020
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