A long, mournful cry
To utter or emit a long, mournful, plaintive sound
While eating dessert, they heard a muffled moan from the bed.
She began to moan and sunk her nails into my back until we finally flopped back in exhaustion.
The moan of that wounded beast (the French army) which betrayed its calamitous condition was the sending of Lauriston to Kutuzov's camp with overtures for peace.
His warm lips left hers and started down her neck, forcing a moan from hers.
The plaintive moan of reproach was drowned by the threatening and angry roar of the crowd.