NEFARIOUS Meaning of NEFARIOUS in English transcription, транскрипция: [ nɪˈfɛərɪəs ]adj. wicked; iniquitous. øønefariously adv. nefariousness n. [L nefarius f. nefas wrong f. ne- not + fas divine law] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012