Wordnet 3.0
NOUN (1)
1.
a game played on a court with light long-handled rackets used to volley a shuttlecock over a net;
The Collaborative International Dictionary of English v.0.48:
Badminton \Bad"min*ton\, n. [From the name of the seat of the
Duke of Beaufort in England.]
1. A game, similar to lawn tennis, played with shuttlecocks.
[1913 Webster]
2. A preparation of claret, spiced and sweetened.
[1913 Webster]
WordNet (r) 3.0 (2006):
badminton
n 1: a game played on a court with light long-handled rackets
used to volley a shuttlecock over a net