In American the meaning of the name Brock is: English Meaning: The name Brock is an English baby name. In English the meaning of the name Brock is: Derived from a surname based on the Old English word for badger.
Brush your teeth for about two minutes last thing at night before you go to bed and on one other occasion every day. Your dentist or hygienist may give you more advice based on your own dental health and needs.
The 2 minute rule for brushing is arbitrary and misleading with the thinking that it takes approximately 30 seconds to clean a given quadrant of the mouth. In reality, there isn't some magical time threshold that you need to cross in order to have a clean mouth.