chikuso Share definition Flag A japanese slang curse word. A bit more extreme than kuso. While kuso can mean shit. Chikuso is more extreme like Fuck. Chikuso!!!!!!That kuso stole my sushi. chikuso by KeijiMaeda October 10, 2005 0 0 Get merch Get the chikuso mug. Buy Now — $32.95 See more merch
