Top definition
Another way of saying "K" in a sassy way on AIM or Facebook.

Potassium = K on periodic table
Moi: Yo i cant go to dinner with you anymore i have other plans.
Alexis: Potassium Asshole.
by hehehehehwhoami January 08, 2011
Happy St. Patties Day!
Means Okay. from OK-->K-->K being the chemical symbol for Potassium
bob: Going to work now
bill: Potassium
by masteroffire May 06, 2013
Happy St. Patties Day!
A form of reply to someone when you are not interested.

Potassium = K
Someone: Hey, did you know that *blah blah blah*
You: Potassium.
by thebloodybaron February 16, 2011
Happy St. Patties Day!
A term applied to a person who goes on Youtube or Facebook (or any other spammable thing) to spam. May have a tendency to even skip school to spam, and does not have anything to do but go on the computer.

Started in a school in Burnaby, not far from Vancouver.

Based on a real person, but not a real name.

Can be used in other like words such as:
- Potassiumesque
- Potassiumlike
- Potassiumish
"God, stop being so much like Potassium!"
"That comment was something Potassium would say"
"That comment was so Potassiumesque"
by ilovePCs March 08, 2009
Happy St. Patties Day!
Nickname given to a reactive person - i.e one who snaps at any opportunity, especially following piss-taking.
"Here come's potassium pete"

"What do you mean?"

"The cunt reacts with anything".
by Lewis1983 May 30, 2005
Happy St. Patties Day!
When you look at the periodic table of elements you see potassium with the symbol K so when someone replies with potassium it means k.
Mary: hey
Molly: hey
Mary: I have to go. Sorry.

Molly: potassium
by The wisdom teeth June 05, 2015
Happy St. Patties Day!