- jazzed (up)
- jazzed (up)1. alert; having a positive state of mind. •
I am jazzed up and ready to face life.
•Those guys were jazzed and ready for the game.
2. intoxicated. •Dave was a bit jazzed up, but not terribly.
•Gert was jazzed out of her mind.
3. enhanced; with something added; made more enticing. •The third act was jazzed up with livelier music.
4. forged or altered. •Better not try to cash a jazzed check at this bank.
Dictionary of American idioms. 2013.