jkb

An alcoholic beverage consisting of white rum, Diet Coke, and a lime wedge.

"I'll have a JKB. Duh."

by Alex Huxley June 21, 2008

jkbs

Just Kidding But Seriously. When you are just kidding about something, but you really mean it.

Hey loser, jkbs.

Wanna make me a sandwich? jkbs.

by beyonk-a-donk September 26, 2010

jkbs

Meaning "Just Kidding... but seriously". Trademarked by Just Kidding Clothing out of Minnesota. Used anywhere in text..... jkbs

I was vibin your mom last night!...... jkbs

by Just Kidding Clothing April 22, 2011

JKB

A cult in the Naperville area which consists of high school students who are against partying, drinking, smoking, or drugs of any sort. It is widely popular for party-goers to chant "fuck jkb" at parties. It is also rumored that not a single person from the organization has been laid.

Hey, are you going to that party tonight? Everyone is supposed to be there
Nah man, I'm a JKB

by italy94 November 5, 2018