Turn the aerator housing counterclockwise and remove it from the faucet. Pull the O-ring off the tip of the faucet spout with your finger. The O-ring prevents leaking between the housing and the faucet. Set the O-ring in a safe place until you are ready to reinstall the housing.
After that, they are referred to as yearlings or stirks if between one and two years of age. A castrated male is called a steer in the United States; older steers are often called bullocks in other parts of the world but in North America this term refers to a young bull.
Full Definition of YOUNGSTER. 1. a: a young person: youth b: child. 2. : a young animal or plant especially of a domesticated or cultivated breed or type. See youngster defined for English-language learners.See youngster defined for kids.ull Definition of YOUNGSTER. 1. a: a young person: youth b: child. 2. : a young animal or plant especially of a domesticated or cultivated breed or type. See youngster defined for English-language learners. See youngster defined for kids.