also: しゅうたおし
noun
harming one's master; causing trouble to one's master
Archaic term referring to the act of a servant or retainer causing harm or trouble to their master. Not used in modern Japanese outside historical or literary contexts.
江戸時代の文献には、主倒しを戒める記述が見られる。
In Edo-period documents, one can find admonitions against harming one's master.
Compound of 主 (shu, 'master') and 倒し (taoshi/daoshi, 'knocking down' or 'overthrowing'). The exact historical derivation is uncertain, but the term likely originated in feudal contexts to describe disloyalty or betrayal.