BDM

BDM [bee·dee·em] n. the band drum major (the person with the stick and whistle leading the band). *also, var. DM (drum major) or simply Drum Major. See LSJUMB.

---

See The Stanford Daily, October 24, 2014 "Band major Mac Goodspeed discusses experiences with the LSJUMB" by Leela Srinivasan.