IS 

1. Used when speaking about or labeling the Indica and Sativa ration in marijuana.
2. Abbreviated combination of Indica and Sativa using the first initial of each word to create "IS".

IS - Pronounced "iz"
1. "I picked up a 70/30 IS blend at the dispensary today."
2. Package label reads: 70/30 IS
3. Indica Sativa

IS by Malice333 November 26, 2014

IS 

Shortening of the name Isis when referring to the extremist Islamic group, primarily found in journalism. The term is an acronym of 'Islamic State' which itself is half of the full acronym "ISIS" which refers to " Islamic State of Iraq and Syria"

A: Did you hear about what's currently occurring in the Middle East?

B: IS are doing something aren't they?

IS by Underscorebaka January 25, 2022

is 

What rappers have influenced upon today's society, making children of this generation think it's grammically correct to use "is" in place of "are".

part of a chorus from a rap song:
"Damn Girl
How'd you get all that
IS you talkin to me?
Yeah you"

some random guy trying to act tough: "who the hell IS you?"

is by Chelsko April 5, 2007

is 

a word often used in the wrong tense or subject matter

"that depends on what the definition of is, is"
-clinton

is by krispy805 September 25, 2008

is 

a word repeated exponentially when no adective can be found at the time, sometimes separated from iteslf by hte word 'um' or 'er' or 'ah'

dude that totally is is is is is, um, is is is, er, is is is, ah, is...

is by Irving Scott September 29, 2005

is 

another perversion of the "=" (equal sign/concept)

"NOTHING is equal to anything...oh wait,,, i said is... well i dunno. but how can anything be anything else?! is is not real! i mean.. dammit."

is by ?0~ July 21, 2005

is 

3rd person singular of “to be”

she is such a basic dumb Bitch

is by Yes that’s why May 31, 2020