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We found 15 dictionaries with English definitions that include the word first off: Click on the first link on a line below to go directly to a page where "first off" is defined. General (12 matching dictionaries) first off: Vocabulary.com [home, info] first off: Merriam-Webster's Online Dictionary, 11th Edition [home, info] first-off: Wordnik [home, info] first off: Dictionary.com [home, info] first off: Rhymezone [home, info] first off: Free Dictionary [home, info] first off: Mnemonic Dictionary [home, info] first off: WordNet 1.7 Vocabulary Helper [home, info] first off: LookWAYup Translating Dictionary/Thesaurus [home, info] first off: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) first off: Encyclopedia [home, info] Miscellaneous (1 matching dictionary) first off: Idioms [home, info] Slang (1 matching dictionary) first off: Urban Dictionary [home, info]

Quick definitions from WordNet (first off) ▸ adverb:  before anything else