godan verb (-ku), intransitive verb
play a shoulder hit (in go)
A go term: to play a move that hits the opponent's stone from the shoulder, a standard attacking technique. Used only in go contexts.
See also: カタツキ
相手の石にカタついて攻める。
Play a shoulder hit against the opponent's stone and attack.
Usually written in kana; the katakana spelling reflects the go term origin.
Kanji spelling is rare; the word is almost always written in kana.
カタツキ is the noun form meaning 'shoulder hit' (the move itself), while カタつく is the verb meaning 'to play a shoulder hit'.
From 肩 (かた, 'shoulder') + つく (突く, 'to thrust'). The term comes from the go technique of playing a move diagonally adjacent to an opponent's stone, resembling a shoulder push.