noun
skipping rope; jump rope
Refers to the physical rope used for skipping or jumping rope.
新しい縄跳びを買ってもらった。
I got a new skipping rope.
noun
skipping; rope jumping
Refers to the activity or game of jumping rope. Often used with する to mean 'to skip rope'.
休み時間にみんなで縄跳びをした。
We all skipped rope during recess.