first off

== English == === Pronunciation === === Adverb === first off (not comparable) (sequence, idiomatic) Firstly; before anything else. Often used to introduce the first in a list of points to be made in conversation. ==== Synonyms ==== first, firstly, first of all, first up; see all Thesaurus:firstly === Further reading === “first off”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present. “first off”, in Collins English Dictionary. “first off” in Longman Dictionary of Contemporary English, Longman.