筋すじ道みちの通とおった

expression, noun-modifying (irregular)

logical; reasonable; self-consistent

Describes an argument, explanation, or action that follows a clear, rational line of reasoning, often with a moral or principled dimension.

• 彼かれの説せつ明めいは筋すじ道みちの通とおったものだった。

  His explanation was logical and consistent.

• 筋すじ道みちの通とおった考かんがえ方かたをする人ひとだ。

  He is a person who thinks in a reasonable, principled way.