yaws (Noun) — An infectious tropical disease resembling syphilis in its early stages; marked by red skin eruptions and ulcerating lesions.
yaws (Noun) — An erratic deflection from an intended course.
yaws (Verb) — Be wide open. ex. "the deep yawing canyon"
yaws (Verb) — Deviate erratically from a set course. ex. "the yawing motion of the ship"
yaws (Verb) — Swerve off course momentarily. ex. "the ship yawed when the huge waves hit it"