I. ˈmōn noun
Etymology: Middle English mone, from Old English * mān
Date: 13th century
1. : lamentation , complaint
2. : a low prolonged sound of pain or of grief
II. verb
Date: 14th century
transitive verb
1. : to bewail audibly : lament
2. : to utter with moans
intransitive verb
1. : lament , complain
2.
a. : to make a moan : groan
b. : to emit a sound resembling a moan
the wind moan ed in the trees
• moan·er ˈmō-nər noun