捨て石
1
ornamental garden stone (placed to give a natural appearance);garden rock
2
sacrifice stones
3
sacrifice (of oneself, one's career, etc.)
usu. as 〜に/となる
4
stones used in a foundation;riprap
Other forms
捨石 【すていし】 · 棄て石 【すていし】 · 棄石 【すていし】 (irregular okurigana usage)