Think it might be fun to be a party planner? These highly organized people arrange everything from invitations to music, food, even the lighting in the room, meaning they put everything in order. Definition of arrange verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. to prepare or plan: to arrange the details of a meeting. Music and Dance to adapt (a composition) for a particular style of performance by voices or instruments. ARRANGE definition: 1. to plan, prepare for, or organize something: 2. to put a group of objects in a particular…. Learn more.