humming

American  

[huhm-ing] / ˈhʌm ɪŋ /

adjective

1. making a droning sound; buzzing.

2. very busy; briskly active.

   a humming office.

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Other Word Forms

• hummingly adverb

Etymology

Origin of humming

First recorded in 1570–80; hum + -ing ²

Example Sentences

Thousands of hedgehogs are taken into rescue centres in the UK every year where they could be exposed to stressful sounds such as machinery humming that humans cannot hear.

From BBC

The backline is humming, so there's no reason to change it.

From BBC

“The factories are now humming back to life from this week, so we will start to see that pressure come through sooner rather than later,” Sharma said.

From The Wall Street Journal

Back then, he walked into a humming, world championship–caliber operation, where everything had been optimized to the slickest, shiniest possible standards.

From The Wall Street Journal

Patch was there, bent over, humming to himself, piling one stone on top of another.

From Literature