a movie director with a high 'batting average' [=a director who has created many successful movies and few unsuccessful movies]
The children in that class 'average' four feet in height. [=the average height of the children is 4 feet]
Her daily commute 'averages' 40 minutes. [=the average length of her daily commute is 40 minutes]
(..) before we had children. We were very, very bright people. My wife graduated from the University of Maryland, child psychology major with a B-plus average, which means that if you ask her a question about a child's behavior, she will give you at least an answer. l, from Temple University, (..)1983 Bill Cosby: Himself