1. cheerful and optimistic

1. an unaccented beat in music, especially the beat before a downbeat
Usage: music

Examples

• The coach gave an upbeat speech before the game.
• She remained upbeat despite the setbacks.
• The movie has an upbeat ending that leaves viewers feeling happy.
• His upbeat personality makes him popular with his coworkers.
• The song begins on an upbeat before the first measure.
• The conductor emphasized the upbeat to help the orchestra stay together.