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

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?

by Underscorebaka January 25, 2022

IS

A smile gone wrong(inverted smile)usually used to define an ulgy person.

"Dam, thats one ulgy IS"

by Blank March 26, 2003

IS

a high school program for a school in jersey.
also known as CGI,
contains semi-losers with semi-lives.
Most are weirder than the average person,
also smarter :

those IS kids are freakss <3

by RAiNONMYPARADE<3 November 10, 2007