hum has definitions from the fields of music,politics
1
[ verb ] (music) sing with closed lips

Examples

"She hummed a melody"

Used in print

(Francis Pollini, Night....)

The music drove them off , or away , and he was free to walk_on_air in a very few moments , humming and jiving within , beating the rhythm within .

(Guy Endore, Voltaire! Voltaire!...)

These little songs , however , were sweet_nothings from_the_heart , tender memories of his childhood , little melodies that anyone could hum and that would make one want to weep .

(John Dos Passos, Midcentury....)

Eileen got_to dancing , just a_little tiny dancing step to a hummed tune that you could hardly notice , and trying to pick_up strange men , but each time I was ready to say to_hell_with_it and walk_out she 'd pull herself together and talk so understandingly in that sweet husky voice about the good times and the happiness we 'd had together and there I was back on_the_hook .

(Whit Masterson, Evil Come, Evil Go....)

For_the_first_time in his life he forgot the lyrics midway through and had to cover_up by humming the rest .

Related terms

sing hummer

2
[ verb ] sound with a monotonous hum

Synonyms

thrum

Related terms

go

3
[ verb ] make a low continuous sound

Examples

"The refrigerator is humming"

Related terms

make_noise

4
[ verb ] be noisy with activity

Synonyms

buzz seethe

Examples

"This office is buzzing with activity"

Related terms

be teem buzz

5
[ noun ] (politics) an Islamic fundamentalist group in Pakistan that fought the Soviet Union in Afghanistan in the 1980s; now operates as a terrorist organization primarily in Kashmir and seeks Kashmir's accession by Pakistan
6
[ noun ] the state of being or appearing to be actively engaged in an activity

Synonyms

busyness

Examples

"they manifested all the busyness of a pack of beavers" "there is a constant hum of military preparation"

Related terms

action

7
[ noun ] a humming noise

Synonyms

humming

Examples

"the hum of distant traffic"

Related terms

noise

*