All members of 1 breed, both dog and bitch, winner and nonchampion, are judged within a series of competitions until just one animal remains. plural bitches Britannica Dictionary definition of BITCH 1 [count] : a female dog 2 [count] informal + offensive : an incredibly lousy or disagreeable girl : https://slut33210.isblog.net/what-does-gook-mean-54164330