noun an imposition or hoax.
2. hum ·noun any inarticulate and buzzing sound.
3. hum ·noun a buzz or murmur, as of approbation.
4. hum ·interj a kind of strong drink formerly used.
5. hum ·vt to express satisfaction with by humming.
6. hum ·vi to express satisfaction by a humming noise.
7. hum ·vi to have the sensation of a humming noise; as, my head hums, a pathological condition.
8. hum ·noun the confused noise of a crowd or of machinery, ·etc., heard at a distance; as, the hum of industry.
9. hum ·interj ahem; hem; an inarticulate sound uttered in a pause of speech implying doubt and deliberation.
10. hum ·vt to flatter by approving; to cajole; to impose on; to humbug.
11. hum ·vt to sing with shut mouth; to murmur without articulation; to mumble; as, to hum a tune.
12. hum ·noun a low monotonous noise, as of bees in flight, of a swiftly revolving top, of a wheel, or the like; a drone; a buzz.
13. hum ·interj an inarticulate nasal sound or murmur, like h'm, uttered by a speaker in pause from embarrassment, affectation, ·etc.
14. hum ·vi to make an inarticulate sound, like h'm, through the nose in the process of speaking, from embarrassment or a affectation; to hem.
15. hum ·vi to make a nasal sound, like that of the letter m prolonged, without opening the mouth, or articulating; to mumble in monotonous undertone; to drone.
xvi. hum ·vi to make a low, prolonged sound, like that of a bee in flight; to drone; to murmur; to buzz; as, a top hums.