It means to run an extra base while the person who just hit the ball with the bat is running to a base.
If the catcher misses a ball pitch and it goes behind him and while he's getting it you run to the next base that is a stolen base.
if your on a base and the ball leaves the pitchers hands you can run to the next base. that's called stealing the base
SB means Stolen Base, in a scorebook.
This is just a guess. Could it be shortstop?
No, a stolen base only occurs when a batter attempts to take a base during a pitch.
Stolen BaseIn baseball, the acronym/abbreviation SB stands for "Stolen Base."
When it's defensive indifference
By making at least one attempt or more at stealing a base and not getting caught.
Advancing on a passed ball does not count as a stolen base unless runner was already in the act of stealing the base, in that case it is a stolen base.