MUTTER TR
  1. a drill to perfect the muzzled auditing comm cycle.
    1. The coach has student give command.
    2. Coach mutters an unintelligible answer at different times.
    3. Student acknowledges.
    4. Coach flunks if student does anything else but acknowledge.
    This is the entirety of this drill. It is not to be confused with any other training drill. (HCOB 1 Oct 65R)


Technical Dictionary