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
"The militant hum group has been accused of planning attacks against Indian forces in the disputed region."
A hummed tune, i.e. created orally with lips closed.
"The players were confused when their opponent opened with HUM, as they had never encountered such a specialized and advanced bidding strategy before."
Initialism of highly unusual method: any of a class of contract bridge bidding systems that require advance preparation to contend with, and are usually restricted to the highest levels of tournament play.
In plain English: A "hum" is a complex strategy used in competitive bridge bidding, typically for expert players.
"Experienced players often switch to a hum system when competing in advanced tournaments."
Usage: As a noun, a hum refers to an unspoken melody or low continuous sound produced by vibrating vocal cords rather than articulated speech. Use this term specifically for the musical result of humming, distinguishing it from general background noise like machinery buzzing.
To make a sound from the vocal chords without pronouncing any real words, with one's lips closed.
"The tired driver hummed a tune to himself while waiting at the red light."
In plain English: To hum is to make a low, wordless buzzing noise using your throat.
"She began to hum a familiar tune while she cooked dinner."
Synonym of hmm: a noise indicating thought, consideration, &c.
"He hummed softly while pondering his answer to the tricky question."
A town in the central part of Istria, northwest Croatia, 7 km from Roč.
"After visiting the coastal city of Hum near Roč, we drove south to explore other towns in central Istria."
The word "hum" comes from the Middle English hummen, which originally meant not only to make a buzzing or murmuring sound but also to produce such noise in order to cover embarrassment. It is likely an onomatopoeic term related to similar words in Dutch and German that describe humming or bumbling sounds.