basestop
A basestop is a term used in baseball to describe a defensive player's action of intentionally allowing a runner to advance to the next base. This is typically done when the runner is not a significant threat to score, and the defensive team believes that preventing a more dangerous runner from advancing or achieving a better strategic position is more important.
Basestop maneuvers are often employed with two outs to avoid giving up a hit or an extra-base
Alternatively, a basestop can occur when a fielder deliberately makes a less than optimal play, such as