'Cottontail' definitions:

Definition of 'cottontail'

From: WordNet
noun
Common small rabbit of North America having greyish or brownish fur and a tail with a white underside; a host for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks) [syn: wood rabbit, cottontail, cottontail rabbit]

Definition of 'Cottontail'

From: GCIDE