1. pleasantly (even unrealistically) optimistic
Sentences with upbeat as an adjective:
- The notes are easy, but it's an upbeat tune and should be played fairly quickly.
- Though he had bad news, he ended with an upbeat forecast for the future.
- He sounded upbeat when I talked to him.
1. a contented state of being happy and healthy and prosperous
- the town was finally on the upbeat after our recent troubles
2. an unaccented beat (especially the last beat of a measure)
Similar word(s): offbeat