June \June\, n. [L. Junius: cf. F. Juin. So called either from Junius, the name of a Roman gens, or from Juno, the goddess.]

The sixth month of the year, containing thirty days.

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.

Source: Webster's Revised Unabridged Dictionary (1913)
 

June \Ju"ne\, n.; pl. Junos. [L.]

1. (Rom. Myth.) The sister and wife of Jupiter, the queen of heaven, and the goddess who presided over marriage. She corresponds to the Greek Hera.

Sweeter than the lids of Juno's eyes. -- Shak.

2. (Astron.) One of the early discovered asteroids.

Bird of June, the peacock.

Source: Webster's Revised Unabridged Dictionary (1913)