虎子 まる Also written こし Meanings Noun bedpan; chamber pot; potty See also: お丸 (おまる). baby tiger (figuratively: hard-earned reward) See also: 虎穴に入らずんば虎子を得ず (こけつにいらずんばこじをえず). Kanji 虎 tiger 子 child Jinuma: Japanese Dictionary · Word lists