arrangement /əˈɹeɪnd͡ʒmənt/ noun7 •The act of arranging. •[in the plural] the work done ahead of an event, such as fixing a time, booking rooms and telling people •The manner of being arranged. •A particular way in which items are organized. •An agreement. •A collection of things that have been arranged. •An adaptation of a piece of music for other instruments, or in another style. formsarrangements