Definition of moan

• v. i. - To make a low prolonged sound of grief or pain, whether articulate or not; to groan softly and continuously.
• v. i. - To emit a sound like moan; -- said of things inanimate; as, the wind moans.
• v. t. - To bewail audibly; to lament.
• v. t. - To afflict; to distress.
• v. i. - A low prolonged sound, articulate or not, indicative of pain or of grief; a low groan.
• v. i. - A low mournful or murmuring sound; -- of things.