noun
child; young lad
Formal or literary term for a child or young boy; rarely used in modern everyday speech.
古い漢文では「孺子」は幼い子どもを指す。
In old Chinese texts, 孺子 refers to a young child.
noun
stripling; greenhorn; inexperienced person
Literary, somewhat derogatory term for a callow youth or inexperienced person; not used in modern conversation.
「豎子」は青二才を意味する古い言葉だ。
豎子 is an old word meaning a greenhorn or stripling.
From Chinese 孺子 (rúzǐ), meaning 'child' or 'youngster'. The Japanese reading じゅし is the on'yomi. The variant 豎子 also derives from Chinese, with 豎 meaning 'young' or 'immature'.