A gamecock is a type of rooster and game fowl, a type of chicken with physical and behavioral traits suitable for cockfighting. The first use of the word gamecock, denoting use of the cock as to a `game”, a sport, hobby, or entertainment, was in 1646 after the term `cock of the game” was used by George Wilson, in the earliest known book on... Found on http://en.wikipedia.org/wiki/Gamecock