1. good length - Noun
2. good length - Adjective
good length (plural good lengths)
(cricket) The area on a pitch considered to be the best place to pitch the ball in order to either get the batsman out, or restrict him from scoring; the length at which the ball bounces just too far away for it to be comfortably played either on the front foot or the back foot.
good length (not comparable)
(cricket) Describing a ball so pitched