In baseball, a home run refers to the ball when it hits in a way that allows the batter to create a complete circuit of the bases and reach home safely without any mistake being committed.

What are Total Bases?
Total bases or TB refers to the total number of bases that a player fights for. Only bases achieved from hits value toward this total. Reaching base by other means (such as walks or strike by pitch) does not enhance the player’s total bases. Each hit has a particular value. For instance: The weight value of a single is 1, 2 for double, 3 for the triple, and 4 for a home run.
What is the Purpose of TB?
- To count the total number of bases.