Definition from Wiktionary, the free dictionary
TB (plural TBs)
- (pathology) tuberculosis (short for Tubercle Bacillus)
- (baseball) The statistic reporting "Total Bases". A single is counted as one, a double as two, a triple as three, and a home run as four bases.
- (electronics, computing) terabyte
- (pathology): Mtb
- Tabasco (Mexican state)