from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Slang A person regarded as weak or timid and especially as unmanly: "Cats are for wusses, dog men say” ( Laura Blumenfeld).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A weak or ineffectual person.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a person who is physically weak and ineffectual
Probably blend of wimp and pussy1.(American Heritage® Dictionary of the English Language, Fourth Edition)
1982, from earlier wussy (circa 1960), probably a blend of wimp and pussy. (Wiktionary)