the GNU version of the Collaborative International Dictionary of English
n. See muskrat.
The Century Dictionary and Cyclopedia
n. Same as muskrat, 1.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. beaver-like aquatic rodent of North America with dark glossy brown fur
Word Usage
"Twice or thrice pinnate leaves, toothed like a tenon saw, with conspicuous veins ending in the notches, brand it as the beaver poison, otherwise known as the musquash root and spotted cowbane."