mud flat mud digger • mud heap · · · Info · Definitions · Characters · · mud flat · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (noun) a tract of low muddy land near an estuary; covered at high tide and exposed at low tide. Synonyms: mud flat. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 f latin small letter f U+0066 l latin small letter l U+006C m latin small letter m U+006D t latin small letter t U+0074 u latin small letter u U+0075