クソ

Japanese

Alternative spellings
糞 屎

Etymology 1

From Old Japanese.

Cognate with 臭い (kusai, “stinky, smelly”), 腐る (kusaru, “to rot, to become stinky”).

Noun

クソ or くそ • (kuso) 

1. 糞, 屎: (colloquial, vulgar) feces, excrement; shit.

Interjection

クソ or くそ • (kuso) 

1. 糞, 屎: (vulgar) used to express anger, shock or worry; shit, damn, crap.
   クソ! 玄関の鍵をかけ忘れた！

   Kuso! Genkan no kagi o kake sureta!

   Shit! I forgot to lock the front door!

Adjective

クソ or くそ • (kuso) 

1. 糞, 屎: (derogatory, colloquial, vulgar) causing extreme annoyance; blasted, damned.

   クソ ドアーを閉めるもう！

   Kuso doā o shimeru mō!

   Shut the damn door already!

2. 糞, 屎: (derogatory, colloquial, vulgar) of extremely poor quality; crappy, shitty

   このノートパソコンはクソだ!

   Kono nōto pasokon wa kuso da!

   This laptop is shit!