Stoned (adjective)

1. Under the influence of drugs, particularly marijuana.
2. Intoxicated or high on drugs, especially marijuana.

Origin:

From stone + -ed.

Examples:

1. He was stoned and couldn't focus on the task at hand.
2. She got stoned before the concert and had a great time.
3. He was too stoned to drive, so he called a cab.
4. The party was filled with people who were stoned.
5. He was arrested for being stoned while driving.