butter my butt and call me a biscuit

Interjection

Southern-US colloquial

(Southern US, colloquial) An expression of astonishment upon learning something unbelievable (usually positive).

Japanese Meaning

サザン米国由来の口語表現で、信じがたい（通常は好意的な）情報を聞いた際に、驚きを表す感嘆の言葉。

butter my butt and call me a biscuit, I never expected they'd show up with a parade!

びっくりした！まさか彼らがパレードで現れるとは思わなかった！

Sense（1）

(Southern US, colloquial) An expression of astonishment upon learning something unbelievable (usually positive).

Butter my butt and call me a biscuit, could you be any more beautiful?