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to hum
01
to sing a tune with closed lips
Intransitive
Grammatical Information
Composition
Simple
Action verb
Regular
Present tense
hum
3rd person singular
hums
Present participle
humming
Past simple
hummed
Past participle
hummed
Examples
She liked to hum while she worked, finding it helped her concentrate.
02
to make a low, continuous, and steady sound
Intransitive
Examples
The cicadas hummed in the trees, creating a background melody.
03
to be filled with a continuous, low noise
Intransitive: to hum with a low steady sound
Examples
The room hummed with the sound of the air conditioning unit.
04
to be busy or engaged in a lot of activity or work
Intransitive: to hum with activity
Examples
The kitchen hummed with the sounds of pots and pans as dinner was being prepared.
05
to emit a strong, unpleasant odor
Humorous
Examples
His gym bag started to hum after a week in the car.
Hum
01
a low, continuous, vibrating sound
Grammatical Information
Animacy status
Inanimate
Composition
Simple
Countable
Plural form
hums
Examples
The refrigerator emits a constant hum.
02
a state of energetic activity or busy movement
Examples
The office is in a hum of productivity.
Lexical Tree
hummer
humming
hum
