DESIGNATION definition: 1. an official title or name: 2. the act of designating a place or thing: 3. an official title or…. Learn more. Definition of designation noun in Oxford Advanced Learner's Dictionary. Meaning , pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. DESIGNATION meaning : 1. an official title or name: 2. the act of designating a place or thing: 3. an official title or…. Learn more. Understand the designation meaning in a resume with examples. Follow our guide to list your designation clearly in a resume and impress employers.