noun Etymology: Middle English, from Anglo-French & Latin; Anglo-French Juin, from Latin Junius Date: 14th century the sixth month of the Gregorian calendar
june bug noun Usage: often capitalized J Date: 1829 any of numerous rather large leaf-eating scarab beetles (subfamily Melolonthinae) that fly chiefly in late spring and have larvae that are white grubs which live in soil and feed chiefly on the roots of grasses and other plants