ar·range·ment / əˈrānjmənt/ • n. 1. the action, process, or result of arranging or being arranged. ∎ a thing that has been arranged in a neat or attractive way: flower arrangements.2. (usu. arrangements) plans or preparations for a future event: all the arrangements for the wedding were made. ∎ an agreement with someone: the travel agents have an arrangement with the hotel.3. Mus. a composition adapted for performance with different instruments or voices than those originally specified: Mozart's symphonies in arrangements for cello and piano.4. archaic a settlement of a dispute or claim.