Definition of "frilled lizard" [frilled lizard]

• An Australian lizard (Chlamydosaurus kingi) having a broad contractile membrane extending from the neck and throat that can be extended like a ruff when the mouth is opened. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.