Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
niminy-piminy is an adjective meaning "affectedly dainty or refined". It carries one recorded sense.
Definitions, synonyms and semantic relations for niminy-piminy come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.