know the difference between one's ass and a hole in the ground

Verb

alt-of alternative

Alternative form of know one's ass from a hole in the ground

Japanese Meaning

「know one's ass from a hole in the ground」の別の表現であり、物事の本質や微妙な違いを鋭く見抜く能力があること、つまり非常に知識や経験が豊富で、騙されにくいという意味の俗語的表現です。 / 自分自身や物事の本質を見極める力がある、という意味で使われます。

Sense（1）

Alternative form of know one's ass from a hole in the ground

knows the difference between one's ass and a hole in the ground

（ present singular third-person ）

knowing the difference between one's ass and a hole in the ground

（ participle present ）

knew the difference between one's ass and a hole in the ground

（ past ）

known the difference between one's ass and a hole in the ground

（ participle past ）