hum

US /hʌm/
UK /hʌm/
"hum" picture
1.

bourdonner, ronronner

make a low, steady continuous sound like that of a bee

:
The refrigerator started to hum loudly.
Le réfrigérateur a commencé à ronronner bruyamment.
Bees hum as they fly from flower to flower.
Les abeilles bourdonnent en volant de fleur en fleur.
2.

fredonner

sing with closed lips, without articulating words

:
She likes to hum a tune while she works.
Elle aime fredonner un air pendant qu'elle travaille.
He was humming softly to himself.
Il fredonnait doucement pour lui-même.
1.

bourdonnement, ronronnement

a low, continuous, and indistinct sound

:
The constant hum of the air conditioner was annoying.
Le bourdonnement constant du climatiseur était agaçant.
I could hear the distant hum of traffic.
J'entendais le bourdonnement lointain du trafic.