PRIMARILY Definition Meaning - Merriam-Webster The meaning of PRIMARILY is for the most part : chiefly How to use primarily in a sentence for the most part : chiefly; in the first place : originally… See the full definition Games; Word of the Day; Grammar; Wordplay; Slang; Rhymes; Word Finder; Thesaurus; Join MWU; More Games; Word of the Day; Grammar; Wordplay;