murmur-v; 2 Senses

Sense Number 1: Speak softly or indistinctly as a manner of communication; may be metaphorical.

Examples:
She murmured softly to the baby in her arms.
She murmurs often when she feels overworked.
My heart murmured to me to stay in her company and talk more.

Mappings:
VerbNet: manner_speaking-37.3,sound_emission-43.2
FrameNet: Communication_noise
PropBank: murmur.01
WordNet 3.0 Sense Numbers: 1, 2

Sense Number 2: Sound like an irregular heartbeat in a medical context.

Examples:
His heart murmured in the days before the attack.

Mappings:
VerbNet: NM
FrameNet: NM
PropBank: NM