say it: MUHD-uhl-hed-uhd
muddleheaded is an adjective meaning "stupid and confused". It carries one recorded sense.
stupid and confused
“blathering like the addlepated nincompoop that you are”
“a confused puddingheaded, muddleheaded fellow”
Definitions, synonyms and semantic relations for muddleheaded come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.