the GNU version of the Collaborative International Dictionary of English
n. One of the artificial group of invertebrates of various kinds, which live parasitically upon the exterior of other animals; an ectozoön. Among them are the lice, ticks, many acari, the lerneans, or fish lice, and other crustaceans.
The Century Dictionary and Cyclopedia
n. One of the Epizoa; an epizoan.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any external parasitic organism (as fleas)
Word Usage
"Ann Coulter has never had an origional thought which makes her the epizoon of the neocons."