Expressions (phrases, clauses, etc.), Adverb (fukushi)
in the end; after all is said and done
Usually written using kana aloneとど is the last of the names used to refer to the striped mullet at its various stages of growthsee とど
その説明に対する彼の答はとどのつまり意味をなさない。His explanation of the problem adds up to nonsense.
Also written 鯔のつまり【とどのつまり】