A keyston is smart sweet fresh annoying a know it all and the best person you could ever meet in life they are someone you can count on and depend on they can help you in almost any situation they hate showing off at times but they do it anyway low key they are a best friend for life
Keyston is the only friend I need in life or why can’t everyone be a keyston
by Shameless self August 19, 2018
Get the Keyston mug.
the act of bringing cheap beer to a party and then drinking somebody elses beer and leaving yours for the host to drink later.
Clara: Hey George grab me a beer.
George: We're out of beer, all we have left is Darby's keystones.
George: looks like he keystoned us again.
by freak90 December 9, 2008
Get the keystoned mug.
To be high on Marijuana and drunk on Keystone Ice at the same time.
He was so keystoned he couldnt even walk.

After two bowls and 8 keystones, he was keystoned out of his mind.
by Drobnizzle February 22, 2008
Get the Keystoned mug.
A regular at Keystone Resort, Colorado and who enjoys a large amount of Mary Jane, simultaneously.
Hi, my name is Alex, and I am a Keystoner.
by Keystoner December 30, 2010
Get the Keystoner mug.
When you're broke asf and get cross faded drinking keystone.
Brad: "Dude...I got fucked last night off some keystone, it was full send especially with the kush we had. I was KEYSTONED."

JH, DG
by DGJH420 August 10, 2018
Get the keystoned mug.
a person who went to a small school in knox, pa. there favorite activities include getting stoned going to class and eating lunch eating lunch and going to votech or jus skip . then after school getting stoned with friends and chill
i went to keystone and i am a keystoner lol
by 69.09.69 November 1, 2010
Get the keystoner mug.
A test that is taken in some high school classes in Pennsylvania. AKA: Keystone Exams
Teacher: Today we will be taking the Keystones and PSSAs.
Students: Seriously! We have to do PSSAs and Keystones!
by Daugh March 20, 2021
Get the Keystones mug.