from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Slang A body louse.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A louse.
- n. Any germ or contaminant, real or imagined, especially from the opposite gender (for pre-pubescent children).
from The Century Dictionary and Cyclopedia
- Rough-legged: an epithet applied to birds whose legs are clad with feathers.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a parasitic louse that infests the body of human beings
Probably from Malay kutu.(American Heritage® Dictionary of the English Language, Fourth Edition)
1917, from British army slang during World War I, probably from Malay kutu ("flea, louse"). (Wiktionary)