¦ noun
1. (also Moon) the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
a natural satellite of any planet.
2. literary or humorous a month: many moons ago.
¦ verb
1. behave or move in a listless or dreamy manner.
2. informal expose one's buttocks to someone as an insult or in fun.
Phrases
over the moon informal delighted.
Derivatives
moonless adjective
moonlet noun
moonlike adjective
Origin
OE
mona, of Gmc origin; related to
month.