Hum (noun) Definition, Meaning & Examples

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verb (used without object), hummed, hum·ming.
  1. to make a low, continuous, droning sound.
  2. to give forth an indistinct sound of mingled voices or noises.
  3. to utter an indistinct sound in hesitation, embarrassment, dissatisfaction, etc.; hem.
  4. to sing with closed lips, without articulating words.
  5. to be in a state of busy activity: The household hummed in preparation for the wedding.
  6. to have a bad odor, as of stale perspiration.
verb (used with object), hummed, hum·ming.
  1. to sound, sing, or utter by humming: to hum a tune.
  2. to bring, put, etc., by humming: to hum a child to sleep.
noun
  1. the act or sound of humming; an inarticulate or indistinct murmur; hem.
  2. an unwanted low-frequency sound caused by power-line frequencies in any audio component.
interjection
  1. (an inarticulate sound uttered in contemplation, hesitation, dissatisfaction, doubt, etc.)
verb hums, humming or hummed
  1. to make a low continuous vibrating sound like that of a prolonged m
  2. (of a person) to sing with the lips closed
  3. to utter an indistinct sound, as in hesitation; hem
  4. to be in a state of feverish activity
  5. to smell unpleasant
  6. to scrounge
  7. hum and haw See hem 2 (def. 3)
noun
  1. a low continuous murmuring sound
  2. an undesired low-frequency noise in the output of an amplifier or receiver, esp one caused by the power supply
  3. a scrounger; cadger
  4. an unpleasant odour
interjection, noun
  1. an indistinct sound of hesitation, embarrassment, etc; hem
Hum (noun) Definition, Meaning & Examples

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