arrange some music for
1. To organize or plan something. A noun or pronoun is sometimes used between "arrange" and "for," and a specific time is often given after "for." I will arrange for you two to meet this week. I need you to arrange a luncheon for the whole department. Carrie asked me to arrange a conference call for 10 AM.
2. To adapt a piece of music so that it can be played on different instruments or in a different style than is customary. A noun or pronoun can be used between "arrange" and "for" to indicate the piece of music. I would really like that piece to be played at our wedding—can you arrange it for strings? That song was arranged for the piano by our musical director.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
arrange some music for something
to prepare or adapt music for particular instruments or for a particular musical key. Paul arranged the piece for piano. This piece was arranged for the guitar by Frank's brother.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.