n.1 something that amuses, esp. a pleasant diversion, game, or pastime.
2 a the state of being amused. b the act of amusing.
3 a mechanical device (e.g. a roundabout) for entertainment at a fairground etc.
Phrases and idioms:
amusement arcade Brit. an indoor area for entertainment with automatic game-machines.
Etymology: F f. amuser: see AMUSE, -MENT