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Lifespan, derived from an often-cited average of years. Sometimes used in irony by soldiers or other individuals who do not expect to die of natural causes.
"Before I've had my eighty I'll own a red mustang"

"At the end of my eighty I'll return to the dirt"
by Volac March 25, 2010
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A type of Scottish beer, strong and quite sweet and fizzy. Some say it tastes like lemonade. Named from the fact that the duty on a barrel of the beer used to be 80 shillings (i.e. 4 pounds). Generally about 4.2% to 4.5% alcohol by volume.
Two pints of eighty and a whisky chaser, mate.
by refusal March 12, 2004
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The contact of a ballsack with a chin or ass, also known as "balls deep." Derived from the following picture... 8======>0 8===0 80 ...as you can see, the wang is in full "80" position in the final in the 3rd stage.
Tanshizzle- Damn dawg that biatch you had up in yo' room last night was a moanin hoe. Brah, I couldnt even sleep!

Erntar- Yeh bro thats cuz I was goin eighty on that sloppy lil' coochie.
by Erntar February 22, 2004
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