Cylinder (4)
'cylinder' is the definition.
(I know that drum is a type of cylinder)
This is all the clue.
(Other definitions for drum that I've seen before include "house" , "Tap" , "See 18" , "nightclub" , "one will be beaten" .)
'cylinder' is the definition.
(I know that tube is a type of cylinder)
This is all the clue.
(Other definitions for tube that I've seen before include "train network" , "Pipe (with trains?)" , "Hollow cylindrical object" , "Pipe or hose" , "Valve" .)