[drum] n [prob. fr. D trom; akin to MHG trumme drum] (1539) 1: a percussion instrument consisting of a hollow shell or cylinder with a drumhead stretched over one or both ends that is beaten with the hands or with some implement (as a stick or wire brush)
2: tympanic membrane
3: the sound of a drum; also: a sound similar to that of a drum
4: any of various bony fishes (family Sciaenidae) that make a drumming noise
5: something resembling a drum in shape: as a: a cylindrical machine or mechanical device or part b: a cylindrical container; specif: a large usu. metal container for liquids "a 55-gallon ~" c: a disk-shaped magazine for an automatic weapon -- drum.like adj
[2]drum vb drummed ; drum.ming vi (1583) 1: to make a succession of strokes or vibrations that produce sounds like drumbeats
2: to beat a drum
3: to throb or sound rhythmically
4: to stir up interest: solicit ~ vt 1: to summon or enlist by or as if by beating a drum "were drummed into service"
2: to dismiss ignominiously: expel--usu. used with out
3: to drive or force by steady effort or reiteration "drummed the speech into her head"
4. a: to strike or tap repeatedly b: to produce (rhythmic sounds) by such action [3]drum n [ScGael druim back, ridge, fr. OIr druimm] (1725) 1 chiefly Scot: a long narrow hill or ridge
2: drumlin