noun
Equestrian term for the fastest horse gait, a four-beat movement where all four hooves leave the ground at one point.
競走馬は最後の直線で襲歩に移った。
The racehorse broke into a gallop on the final straight.
The kanji 襲 (attack, succession) and 歩 (walk, step) combine to describe the rapid, successive footfalls of a gallop. The reading しゅうほ is on'yomi.