drum1
  
  n.
      - a percussion instrument sounded by being struck with sticks or the hands, typically cylindrical, barrel-shaped, or bowl-shaped with a taut membrane over one or both ends. 
▸a sound made by or resembling that of a drum.
 - a cylindrical object or part, especially a container:
 an oil drum.
 ▸Architecture  the circular vertical wall supporting a dome.
 - historical a military drummer.
 - Brit. informal a house or flat. 
▸Austral./NZ informal a brothel.
 - a tea party of a kind popular in the late 18th and early 19th century.
 - Austral./NZ informal a piece of reliable inside information.
 
v.
 (drums, drumming, drummed)
    - play on a drum. 
▸make a continuous rhythmic noise.
 - 
(drum something into)
 drive a lesson into (someone) by constant repetition.
 - 
(drum someone out)
 expel or dismiss someone with ignominy.
 - 
(drum something up)
 attempt to obtain something by canvassing or soliciting:
 they drummed up support.
 
 
  Phrase
  
    
      - beat 
(or bang)
 the drum of 
(or for)
 be ostentatiously in support of. 
    
   
  Etymology
  ME: from MDu. or Low Ger. tromme, of imitative origin.
 
  
    
drum2
  
  n.
 (pl. same or drums)
 a coastal or estuarine fish that makes a drumming sound by vibrating its swim bladder. 
[Family Sciaenidae: many species.]