All members of 1 breed, each Canine and bitch, winner and nonchampion, are judged in a series of competitions till just one animal stays. plural bitches Britannica Dictionary definition of BITCH 1 [count] : a female dog two [rely] informal + offensive : an exceedingly bad or uncomfortable female : https://spic22109.bloguetechno.com/everything-about-spic-72242949