クソ

Etymology
From.

Cognate with,.

Noun

 * 1)   feces, excrement; shit.

Interjection

 * 1)   used to express anger, shock or worry; shit, damn, crap, fuck.

Adjective

 * 1)   causing extreme annoyance; blasted, damned.
 * 2)   of extremely poor quality; crappy, shitty

Usage notes

 * 1) Not generally considered as offensive as its English counterpart,.