noun
scissors (in rock-paper-scissors)
Colloquial term for the scissors hand gesture in rock-paper-scissors. Often used in the phrase チョキ, but チー is a casual variant.
See also: チョキ
最初はグー、じゃんけんぽん!あ、チー出しちゃった。
Rock, paper, scissors, shoot! Oh, I threw scissors.