dust bunny

American  

noun

1. Slang.  a loose, tangled ball of dust, lint, hair, etc., especially as found under a low piece of furniture.

---

dust bunny British  

noun

1. a small mass of fluff and dust

---

Etymology

Origin of dust bunny

First recorded in 1965–70

Example Sentences

"The experts disagreed with each other on what this generic object might be: a hydrogen iceberg, a nitrogen iceberg, a dust bunny, or a hydrogen-water iceberg in the paper that just appeared in Nature."

From Salon

But Dory, whose imaginary friends include a talking dust bunny and an affectionate monster, proves more than unfazed.

From New York Times

She was goofy and fun; once a supervisor walked in to find Ms. Neal jumping on one of the beds, and Ms. Neal explained, deadpan, that she had seen a dust bunny on the overhead fan and was trying to clean it.

From New York Times

With names such as Cowboy Coffee, Battle Axe, Dust Bunny, Valhalla and Valkyrie, the trails are a mix of technical and more flowing free rides.

From Washington Post

Elaine is the color of a dust bunny and lives by her wits under our stove.

From Washington Post