HUM

/hʌm/
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Thân thiện
Definition

  1. Noun:

    • A low, continuous, droning sound: A steady, often indistinct noise, like that made by machinery, insects, or a crowd.
    • A state of busy, subdued activity: A figurative sense describing an atmosphere of quiet but constant and productive work or preparation.

  2. Verb:

    • To make a low, continuous sound: To produce a steady, droning noise without distinct words or melody.
    • To sing with closed lips: To produce a musical tune without opening the mouth or articulating words.
    • To be active or busy: To be in a state of lively, often quiet, activity.
Examples

  • Noun:

    • The constant hum of the air conditioner was soothing.
    • There was a low hum of conversation in the café.
    • The factory was in a constant hum of production.

  • Verb:

    • The old refrigerator hums in the kitchen.
    • She hummed a tune while she worked.
    • The office hums with activity every morning.
Advanced Usage

  • "to make things hum": To cause a place or activity to become very busy, active, and efficient.

    • The new manager really made things hum in the department.

  • "hum and haw" (also "hem and haw"): To hesitate, be indecisive, or speak in a vague or evasive way.

    • Stop humming and hawing and give me a straight answer.
Variants and Related Words

  • Humming (n/adj): The act or sound of humming; producing a hum.

    • The humming of bees filled the garden.

  • Hummingbird (n): A small bird whose wings make a humming sound in flight. (This is a distinct compound noun, not a direct variant of the verb/noun "hum").

Synonyms
  • Buzz: A low, continuous humming or murmuring sound.
  • Drone: A continuous low humming sound.
  • Murmur: A low, continuous, indistinct sound, often of voices.
  • Croon: To sing or hum in a soft, low voice.
Related Phrasal Verbs / Phrases
  • Hum along: To hum in accompaniment to music or another sound.
    • He hummed along to the song on the radio.
Related Idioms
  • "The hum of the city": Refers to the collective, constant background noise of urban life.
    • She missed the familiar hum of the city when she moved to the countryside.
Noun
  1. a humming noise
    • the hum of distant traffic
  2. an Islamic fundamentalist group in Pakistan that fought the Soviet Union in Afghanistan in the 1980s; now operates as a terrorist organization primarily in Kashmir and seeks Kashmir's accession by Pakistan
  3. the state of being or appearing to be actively engaged in an activity
    • they manifested all the busyness of a pack of beavers
    • there is a constant hum of military preparation
Verb
  1. make a low continuous sound
    • The refrigerator is humming
  2. sound with a monotonous hum
  3. be noisy with activity
    • This office is buzzing with activity
  4. sing with closed lips
    • She hummed a melody

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