1. plural of racquetball: balls used in the sport of racquetball, or instances of playing the sport

Examples

• The sports store sells racquetballs in packs of three.
• We need new racquetballs for tonight’s game.
• The old racquetballs had lost their bounce.
• She bought blue racquetballs instead of the standard black ones.
• The gym provides racquetballs and racquets for members.