1. The act of baseball security in virtually any sport, ie. held firmly therefore can not be knocked free in soccer, handled, dribbled and passed so can't be taken in basketball, held securely in hand or glove in baseball - or defense of baseball in virtually any various other applicable sport as initially specified on Fitz and Brooks mid-day sportstalk radio. 2. In non activities modes it really is protection against damage as a result of impacts from legs, knuckles, whips, chains, canes, sticks, stones, arms, sharp items or other threatening things when aforementioned balls are hanging unprotected between your feet!