Dictionary
sing•song
Pronunciation: (sing'sông", -song"), [key]—
n.
1. verse, or a piece of verse, that is monotonously jingly in rhythm and pattern of pitch.
2. monotonous rhythmical cadence, tone, or sound.
3. Brit.an unrehearsed singing of well-known songs by an audience or other informal, untrained group; a community sing.
—
adj.
monotonous in rhythm and in pitch.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.