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Added 10 October 2026

ko

/ˈkəʊ/ symbol

symbol Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about ko at Wordnik → Where our words come from →

ISO 639-1 language code for Korean.

noun

A local shape to which the ko rule applies; a ko shape.
Black gets an easy game by just filling the ko.
ko fight
Black wins the ko easily.
a stone in a ko in atari, a ko stone
Black recaptures the ko and white has to find another ko threat.

Origin

Borrowed from Japanese 劫 (kō).

From Wiktionary, via Kaikki.org (CC BY-SA)

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