Top Definition
Being between 80 and 90 years of age.
My Great Grandfather is a dirty old Octogenarian.
"This Veteran is an Octogenarian."
by Brad Wells June 22, 2005

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A place or location where one fights to the death by emasculation. The game consists of two opponents who must fight using only their hands, or in some situations are given weapons, until one loses their penis and are left to bleed out to death.
"Did you call my father a ... , that's it, this Friday night at the octogenarian!"

"I think I caught something off that broad at Harris', whatever it is - it stings as though I've been in an octogenarian!"
via giphy
by Haramarah July 23, 2016

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt