Ensure meaning: When you ensure that

When you ensure that something will happen, you guarantee it. All that homework will ensure that you have no time for fun this afternoon! Ensure definition : to secure or guarantee.. See examples of ENSURE used in a sentence. ensure --verb (verb: ensure ;3rd person present:ensures;past tense:ensured;past participle:ensured;gerund or present participle:ensuring) 1. to make certain of "This nest egg will ensure a nice retirement for us." Discover the meaning of ensure , what ensure means, and how to use ensure correctly. Complete guide with definitions, examples, and usage tips.