n.
A small piece of dead skin at the side or the base of a fingernail that is partly detached from the rest of the skin.
[Alteration of AGNAIL (influenced by HANG).]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.