col cazzo

Adverb

mildly vulgar

（やや下品）断言を強く否定する時に使う：そんなの、絶対に無理、そんなことを望むなんて

English Meaning

(mildly vulgar) used to indicate emphatic rejection of an assertion: the hell, no fucking way, you fucking wish

Credi che ti perdonerò, col cazzo.

私があなたを許すって？ふざけんな。

You think I'll forgive you? No fucking way.