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1. A regular and monotonous rising and falling intonation
    
2. Informal group singing of popular songs
   - singalong

1. Speak, chant, or declaim in a singsong
    
2. Move as if accompanied by a singsong
   "The porters singsonged the travellers' luggage up the mountain"

1. Uttered in a monotonous cadence or rhythm as in chanting
   "a singsong manner of speaking"
   - chantlike, intoned

Derived forms: singsonged, singsonging, singsongs

See also: rhythmic, rhythmical

Type of: cantillate, chant, displace, intonate, intonation, intone, modulation, move, pitch contour, singing, vocalising [Brit], vocalizing