“She sounded so upbeat and so positive and so excited,” the father told reporters.
Forman is an upbeat, Brooklyn-based mom who used to write social-justice stories for Seventeen.
upbeat and talkative, he sports a mischievous grin that refuses to fade.
"with a positive mood," 1947, apparently from the musical noun upbeat (1869), referring to the beat of a bar at which the conductor's baton is in a raised position; the "optimistic" sense apparently for no other reason than that it sounds like a happy word (the musical upbeat is no more inherently "positive" than any other beat). Expression on the upbeat "improving, getting better" is recorded from 1934.
Very intensively; very diligently; very competently: and they're really dancing up a storm (1953+)