present participle of maximize 2. to make something as great in amount, size, or importance as…. To increase or make as great or large as possible: "the ideal of maximizing opportunity through the equalizing of educational opportunity" (Robert J. 5 days ago · The meaning of MAXIMIZE is to increase to a maximum. How to use maximize in a sentence. MAXIMIZE definition: to increase to the greatest possible amount or degree. See examples of maximize used in a sentence. Words related to maximize are not direct synonyms, but are associated with the word maximize. Browse related words to learn more about word associations.