noun, takes する, intransitive verb

  1. pinky swear, pinky promise, linking little fingers to confirm a promise.

Variations

Pronunciation Kanji Kana Is Common
拳万 げんまん

Contained Kanji Breakdown

fist
こぶし ケン (11th, N1)
hand
て シュ ズ (1st, N4)
ten thousand, 10,000
バン マン よろず (2nd, N5)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
wrapping enclosure, wrapping radical (no. 20)
ホウ つつ.む (Kentei 1)