- short for drum majorette
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for drummy
And some of 'em are after a pup from old Drummy's next litter.
If the steel rang clean against the stone, the roof was good; but if it sounded dull and drummy, it might be dangerous.Atlantic Narratives