Noah Webster's Dictionary 1. (a.) Bent in different directions; wreathed; twisted; winding; as, a tortuous path. 2. (a.) Fig.: Deviating from rectitude; indirect; erroneous; deceitful. 3. (a.) Injurious: tortuous. 4. (a.) Oblique; -- applied to the six signs of the zodiac (from Capricorn to Gemini) which ascend most rapidly and obliquely.

Multi-Version Concordance Tortuous (1 Occurrence) Proverbs 8:8 All the words of my mouth are in righteousness; there is nothing tortuous or perverse in them. (DBY)