1.someone who changes music that has been written by someone else so that it is suitable for a particular instrument or performance 编曲者,乐曲改编者
2.someone who arranges things for other people 安排者,筹备人
Examples from the Corpus
arranger• Ellington got a great fellowcomposer and arranger.• In 1997, Abercrombie had also played on composer / arranger Vince Mendoza's recording, along with Wheeler.• For the composer, arranger or copyist it covers every imaginableaspect of notation.• Immediately Miss Doris decided to promote her to dancearranger.• No arranger would be without it.• Torme, who has been an actor and author, taught himself how to be a first-ratearranger.• But Torme, the songwriter, arranger, drummer and pianist, always sings at a superior level in a jazzcontext.