pea soup peason • pea-soup · · · Info · Definitions · Synonyms · Characters · · pea soup · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (noun) a thick soup made of dried peas (usually made into a puree). Synonyms: pea soup. · · Noun Definition 1 (noun) a heavy thick yellow fog. Synonyms: pea soup, pea-souper. · · Noun Definition 2 Synonyms · · · pea-souper · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 u latin small letter u U+0075