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Synonyms

bony

American  
[boh-nee] / ˈboʊ ni /

adjective

bonier, comparative boniest superlative
  1. of or like bone.

  2. full of bones.

  3. having prominent bones; big-boned.

  4. skinny; emaciated.


bony British  
/ ˈbəʊnɪ /

adjective

  1. resembling or consisting of bone or bones

  2. having many bones

  3. having prominent bones

    bony cheeks

  4. thin or emaciated

    a bony old woman

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of bony

First recorded in 1350–1400, bony is from the Middle English word boni. See bone, -y 1

Explanation

Someone who's bony is very thin. Your cat may have been plump when he was young, and become bony as he got older. If you're so skinny that your bones are prominent, your friends might call you bony and encourage you to eat more. Another way to use the adjective bony is to mean "like bone" or "containing bone." Some animals have bony shells or protective plates — and you might not enjoy your fish dinner if it's way too bony. Bony shares a root with bone, the Old English ban, "bone or tusk."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Fishermen and chefs report that Asian carp are actually delicious, though they are so bony they don’t make good filets.

From The Wall Street Journal • Apr. 8, 2026

The holiday’s corpulent, white-bearded dandy arrived even later, his schmaltzy persona skimmed from bony St. Nicholas between Reconstruction and 1931, when Coca-Cola debuted its iconic, brandy-flushed Santa Claus.

From Los Angeles Times • Dec. 25, 2025

That simulation allows her to predict the frequency response of the bony ossicles, and thus the hearing sensitivity of fish.

From Science Daily • Nov. 3, 2025

The mostly charred, bony remains of the young man who stayed were found in 1960 by the superintendent of the archeological site that is what’s left of the ancient city.

From Salon • Mar. 4, 2025

The older woman lifted her bony shoulders in a shrug.

From "Root Magic" by Eden Royce

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