Also found in: Thesaurus, Idioms.
adj. mud·di·er, mud·di·est
1. Full of or covered with mud.
a. Not bright or pure: a muddy color.
b. Not clear; cloudy, as with sediment: muddy coffee.
3. Lacking luster; dull: a muddy complexion.
4. Confused or vague: muddy thinking.
tr.v. mud·died, mud·dy·ing, mud·dies
1. To make dirty or muddy.
2. To make dull or cloudy.
3. To make obscure or confused.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.