clear as mud

== English == === Etymology === Blend of clear as day +‎ mud. Compare muddy (“unclear, blurry”). === Pronunciation === === Adjective === clear as mud (not comparable) (simile, sarcastic) Unclear; difficult or impossible to understand or interpret. Antonyms: clear as day; see also Thesaurus:obvious Near-synonyms: muddied, muddy, muddled, muddle-headed ==== Related terms ==== ==== Translations ====