a tool resembling a hammer but with a large head (usually wooden); used to drive wedges or ram down paving stones or for crushing or beating or flattening or smoothing
a light drumstick with a rounded head that is used to strike percussion instruments
a sports implement with a long handle and a head like a hammer; used in sports (polo or croquet) to hit a ball
a never-ending cycle of activities and events (especially when they seem to have little purpose); "if we lose the election the whole legislative merry-go-round will have to start over"