expression, godan verb (-ku)
be in imminent danger; danger is close at hand
Idiomatic expression meaning that a crisis or threat is very near, as if a fire has started at one's feet. Often used when trouble is approaching quickly or one's situation is about to become critical.
締め切りが明日で、足元に火が付いている。
The deadline is tomorrow, and I'm in imminent danger (of missing it).
資金繰り
Cash flow is so tight that we're about to be in serious trouble.