“Hum” means to make a low, steady sound, usually with your voice closed or with a machine running softly. It can also describe a gentle background noise that is always there.
People use “hum” in daily life to talk about sounds like a person humming a tune, a refrigerator humming, or a room humming with activity. It is a common word for soft, continuous sound.
Meaning & Usage
You can use “hum” as a verb or a noun. As a verb, it means to make that low sound. As a noun, it refers to the sound itself. For example, someone may hum while thinking, or you may hear the hum of traffic outside.
Examples
Verb: She hummed a song while cooking.
Noun: I could hear the hum of the air conditioner.
Context / Common Use
“Hum” is often used for soft sounds that are pleasant, constant, or background noise. It can describe both human sounds and machine sounds.
What does “hum” mean in music?
In music, “hum” means to sing or play a tune quietly with a closed mouth or a soft voice.
Can “hum” describe a machine?
Yes. People often say a machine is “humming” when it makes a low, steady sound.
Is “hum” always a sound?
Usually, yes. It mainly refers to a sound, but it can also be used as a verb for making that sound.
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