drum

Noun

• small to medium-sized bottom-dwelling food and game fishes of shallow coastal and fresh waters that make a drumming noise

• a hollow cast-iron cylinder attached to the wheel that forms part of the brakes

• a cylindrical metal container used for shipping or storage of liquids

• a bulging cylindrical shape; hollow with flat ends

• the sound of a drum
  • he could hear the drums before he heard the fifes
    

• a musical percussion instrument; usually consists of a hollow cylinder with a membrane stretched across each end

Verb

• study intensively, as before an exam
  • I had to bone up on my Latin verbs before the final exam
    

• play a percussion instrument

• make a rhythmic sound
  • Rain drummed against the windshield
    
  • The drums beat all night
    

Related words

• Synonyms: 
  drumfish , brake drum , metal drum , barrel , membranophone , tympan , cram , grind away , bone up , swot , get up , mug up , swot up , bone , beat , thrum