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Learner's Dictionary
hum
3 ENTRIES FOUND:
hum
(verb)
ho hum
(interjection)
ho–hum
(adjective)
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hum
/
ˈ
hʌm/
verb
hums
;
hummed
;
humming
hum
/
ˈ
hʌm/
verb
hums
;
hummed
;
humming
Learner's definition of HUM
1
[
no object
]
:
to make a low continuous sound
The garden was
humming
with bees.
The refrigerator
hummed
in the background.
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2
:
to sing the notes of a song while keeping your lips closed
[
no object
]
I was
humming
to myself.
We
hummed
along to the music.
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[
+ object
]
Can you
hum
the tune for me? = Can you
hum
me the tune?
I
hummed
a little song.
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3
[
no object
]
:
to be very active or busy
By noon, the office was really
humming
.
The restaurant
hums
on weekends.
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— hum
noun
[
singular
]
the
hum
of insects
We could hear the
hum
of conversation from the next room.
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