1437970 jmdict A [id=2310861] 鉄板[news1,nf18];鉄鈑[sK] てっぱん[news1,nf18];テッパン[nokanji] [1][n] iron plate; steel plate [2][n][col] sure thing; certain winner [see=2842261・鉄板ネタ[1]]