noun
standing long jump
A track and field event where the athlete jumps forward from a stationary standing position, without a run-up.
体育の授業で立ち幅跳びをした。
We did the standing long jump in PE class.
走り幅跳び is the running long jump, where the athlete takes a run-up before jumping. 立ち幅跳び is performed from a stationary start.
Compound of 立ち (standing) + 幅跳び (broad jump).