And what is so rare as a day in June? Then, if ever,
come perfect days. -- Lowell.
{June beetle}, {June bug} (Zo["o]l.), any one of several
species of large brown beetles of the genus {Lachnosterna}
and related genera; -- so called because they begin to
fly, in the northern United States, about the first of
June. The larv[ae] of the June beetles live under ground,
and feed upon the roots of grasses and other plants.
Called also {May bug} or {May beetle}.
{June grass} (Bot.), a New England name for Kentucky blue
grass. See {Blue glass}, and Illustration in Appendix.
Sweeter than the lids of Juno's eyes. -- Shak.
2. (Astron.) One of the early discovered asteroids.