A large wild cat (Panthera uncia syn. Uncia uncia) of the highlands of Central and South Asia, having long, thick, whitish-gray fur with dark markings like those of a leopard. Also called ounce2.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.