油ゆ断だんも隙すきも無ない
Meanings
Expression
1. one must constantly be on one's guard with ...; one cannot be too careful of ...
Kanji used
oil
be cut off
gap
nothing
Composed of
negligence; carelessness; inattention; unpreparedness
gap; opening; break; interval; unguarded moment; carelessness
nonexistent; not being (there); unowned; not had; unique; not; impossible