WordReference Random House Unabridged Dictionary of American English © 2026
June′ bug′,
- InsectsAlso called May beetle. any of several large, brown beetles of the genus Phyllophaga, of the scarab family, appearing in late spring and early summer.
- InsectsSee green June beetle.
- Dialect Terms[Chiefly Northern and North Midland U.S.]a firefly.
- 1825–35
'June bug' also found in these entries (note: many are not synonyms or translations):