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1.
Australian, n,
Easy going, agreeable. Nice person.
he's a bloody good sport he is. A fair dinkum bloke.
by herbie August 31, 2004
 
2.
A person who plays fair, excepts both victory and defeat, and remains amiable
Come on, be a good sport and give someone else a chance to win.
by Light Joker September 30, 2005
 
3.
A girl who hangs out with guys because she is starved for attention and is willing to have sex with one or more of her male friends for the sake of being a "good sport".
Becky is a "Good Sport ", she'll let me fuck her as long as I hang out with her.
by Cherry Flavored Antacid August 29, 2008