WordReference Random House Unabridged Dictionary of American English © 2020
John•ny-jump-up ( jon′ē jump′up′),USA pronunciation n.
- Plant Biologyany of certain violets, esp. Viola pedunculata, having variously colored flowers.
- Plant Biologya small form of the pansy, V. tricolor.
- 1835–45, American; so called from its rapid rate of growth; see Johnny
'Johnny-jump-up' also found in these entries (note: many are not synonyms or translations):