intentional walk; intentional base on balls; IBB
Baseball term for deliberately walking a batter. Often abbreviated as IBB.
See also: 敬遠
They chose an intentional walk with the bases loaded.
The manager ordered an intentional walk instead of a pitch-around.
敬遠 is a broader term that can mean 'keeping at a distance' or 'avoiding', but in baseball it is synonymous with 故意四球 (intentional walk). 故意四球 is the more technical, rulebook term.
Compound of 故意 (intentional) and 四球 (four balls, a walk). A direct calque of the English baseball term 'intentional walk'.