noun
son of a bitch; piece of shit
Strong vulgar insult; used to express extreme anger or contempt toward someone. Highly derogatory.
あのクソ野郎、また嘘をつきやがった。
That son of a bitch lied again.
クソ野郎!よくも騙したな!
You piece of shit! How dare you deceive me!
Compound of クソ (shit) and 野郎 (bastard, guy). A straightforward vulgar insult.