hairball
hair·ball
noun
1.
a compact mass of hair that forms in the alimentary canal (especially in the stomach of animals as a result of licking fur)
Origin
From hair + ball.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.