from The American Heritage® Dictionary of the English Language, 4th Edition
- n.pl. The pendulous corners of the upper lip of certain dogs, such as the bloodhound.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The pendulous flaps of skin hanging from the side of the lips of certain dogs, especially hounds.
from the GNU version of the Collaborative International Dictionary of English
- n.pl. The pendulous or overhanging lateral parts of the upper lip of dogs, especially prominent in hounds; -- called also chaps. See Illust. of bloodhound.
from The Century Dictionary and Cyclopedia
- The large chop or overhanging lip of the upper jaw of some dogs, as of deep-mouthed hounds.
Origin unknown.(American Heritage® Dictionary of the English Language, Fourth Edition)