He could hear the thrum of a banjo.    From Wordnet, Princeton University. 

The thrum is the fringed end of a weaver's web; a thrum hat was made of very coarse tufted woollen cloth.    From Wordnik.com.  [It Might Have Been The Story of the Gunpowder Plot] Reference

The genotype GgAaPp gives rise to the "thrum" phenotype, which has short styles, long anthers, and thrum pollen.    From Wordnik.com.  [Yahoo! Answers: Latest Questions] Reference

The dominant P, allele codes for "thrum" pollen, the recessive, p allele codes for "pin" pollen, which is much smaller.    From Wordnik.com.  [Yahoo! Answers: Latest Questions] Reference

"thrum" like appearance of the hair, which is of a somewhat reddish tinge, occasioned no doubt by constant exposure to the sun and weather.    From Wordnik.com.  [Narrative of the Overland Expedition of the Messrs. Jardine from Rockhampton to Cape York, Northern Queensland] Reference

A deep basso thrum filled the air, faint but unwavering.    From Wordnik.com.  [Sun of Suns] Reference

He heard a bow thrum and an arrow whistle past his shoulder.    From Wordnik.com.  [The Saracen: Land of the Infidel] Reference

She heard the thrum of the string, and then a piercing scream.    From Wordnik.com.  [The Saracen: The Holy War] Reference

Apprehension of the incipient thrum always set his mind a throb.    From Wordnik.com.  [Deadheading] Reference

Occasionally a cry or whistle would pierce the thrum of falling rain.    From Wordnik.com.  [Mid Flinx]

The thrum of the engines continued; apparently they weren't dead yet.    From Wordnik.com.  [Sun of Suns] Reference

The energetic thrum of her mind sharpened each sense to a razor blade.    From Wordnik.com.  [absentia Diary Entry] Reference

Ignored the thrum through his body as she squinted, gold eyes narrowing.    From Wordnik.com.  [Shiver]

“With eerie flute and rhythmic thrum Of muted strings and beaten drum.”.    From Wordnik.com.  [The Titan] Reference

She makes wide loops around the carpet edges, a deep thrum from her throat.    From Wordnik.com.  [Ingrid Bergman Answers the Call] Reference

Never thrum with your fingers, rub your hands, yawn or sigh aloud in company.    From Wordnik.com.  [Searchlights on Health The Science of Eugenics] Reference

She felt it in the accelerated thrum of her heart and the tingle in her arms.    From Wordnik.com.  [Gabriel's Lady]

Never thrum with your fingers, rub your hands, yawn, or sigh aloud in company.    From Wordnik.com.  [Searchlights on Health: Light on Dark Corners A Complete Sexual Science and a Guide to Purity and Physical Manhood, Advice To Maiden, Wife, And Mother, Love, Courtship, And Marriage] Reference

The deep thrum of engines signaled the appearance of five cylindrical shadows.    From Wordnik.com.  [Sun of Suns] Reference

The front of his pants was stiff, and she felt her skin thrum with his comments.    From Wordnik.com.  [What You Never Thought You Wanted] Reference

He felt the muscles of his body tighten and thrum in protest as he tried to walk.    From Wordnik.com.  [Honorbound]

The lute I thrum, and quaff my wine, joyful at heart that ye are meet to be my mates.    From Wordnik.com.  [Hung Lou Meng, Book II Or, the Dream of the Red Chamber, a Chinese Novel in Two Books] Reference

Flinx felt a warm mental thrum pass between the mini-drag and his own sensitive mind.    From Wordnik.com.  [The End of the Matter]

The bristles made a scratchy noise, in the ceaseless gentle thrum that filled the cabin.    From Wordnik.com.  [The Earth Book of Stormgate]

They whispered and called to me, barely reaching over the thrum of power that was Monica.    From Wordnik.com.  [Touch of Evil] Reference

Stevie spoke to him over the thrum of his sports car's engine as he weaved it through traffic.    From Wordnik.com.  [The Thrill of Victory]

He felt the twisting sensation of reversion to normal state, and the hyperdrive thrum died away.    From Wordnik.com.  [The Earth Book of Stormgate]

Immersion in a society gives you a sense of its thrum and pressure, its jostling, its uncertainty.    From Wordnik.com.  [An Ideology of Audacity] Reference

Picard ignored the steadily rising thrum of the engines and listened to his officers as they reported.    From Wordnik.com.  [Encounter At Farpoint]

Long before arriving, the serenaders may be heard marching up the street to the thrum of their instruments.    From Wordnik.com.  [The Atlantic Monthly, Volume 03, No. 18, April, 1859] Reference

"Venerable lady," a singing-girl put in, "you don't like the stories we tell; but may we thrum a song for you?".    From Wordnik.com.  [Hung Lou Meng, Book II Or, the Dream of the Red Chamber, a Chinese Novel in Two Books] Reference

The thrum and drumbeat seem to grow louder each summer around the question: Is this year the Con's last in San Diego?.    From Wordnik.com.  [SUPER SITES: The Top 10 COMIC-CON Links We're Likin' This Minute] Reference

Che, che, che, went the fiddle, when the banjo responded with a thrum, thrum, thrum, with the loud cracking of the bone player.    From Wordnik.com.  [Narrative of the Life of J.D. Green, a Runaway Slave, from Kentucky Containing an Account of His Three Escapes, in 1839, 1846, and 1848] Reference

And wheresoever they should biscot and thrum their wenches, that, they setting a stone there, it should be accounted for a league.    From Wordnik.com.  [Five books of the lives, heroic deeds and sayings of Gargantua and his son Pantagruel] Reference

You hear the thrum of blowflies before you see the white-swaddled object, larger than the rabbit; a dog, perhaps, or small coyote.    From Wordnik.com.  [COCHINOS] Reference

Emily Carr may have painted forests, but don't expect "happy little trees" -- her scenes thrum with energy and bright, firy oranges.    From Wordnik.com.  [Seven Exhibits to See Around the World: ARTINFO] Reference

Cleland and Kilbirnie could stand in a compartment, shut off from the world, hearing merely a low thrum, feeling merely a faint shiver.    From Wordnik.com.  [Starfarers]