S0432000 (sĭn′yo͞o-əs)adj.1. Characterized by many curves or turns; winding: a sinuous stream.2. Characterized by supple and lithe movements: the sinuous grace of a dancer.3. Sinuate: a sinuous leaf.[From Latin sinuōsus, from sinus, curve.]sin′u·ous·ly adv.sin′u·ous·ness n.Thesaurus