mǎ​shī​qián​tí

to suffer an unexpected reversal

马失前蹄 馬失前蹄 mǎ​shī​qián​tí
to suffer an unexpected reversal
Literally means a horse tripping on its front hooves; used to describe a sudden failure or setback caused by a lapse in attention or a miscalculation.

Frequency

Movie subtitles
0.090 per million appears in 0% of films
Written text
0.185 per million

Sources