1 definition by Malice333

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
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