D defs.my
Entry 3 senses Webster, 1913

Left-handed

· Left·-hand·ed · IPA /lɛftˈhændɪd/
01 a. Having the left hand or arm stronger and more dexterous than the right; using the left hand and arm with more dexterity than the right.
  1. 1.
    Having the left hand or arm stronger and more dexterous than the right; using the left hand and arm with more dexterity than the right.
  2. 2.
    Clumsy; awkward; unlucky; insincere; sinister; malicious; as, a left-handed compliment.
    “The commendations of this people are not always left-handed and detractive.” Landor.
  3. 3.
    Having a direction contrary to that of the hands of a watch when seen in front; -- said of a twist, a rotary motion, etc., looked at from a given direction.
Phrases & compounds
Left-handed marriage — a morganatic marriage. See Morganatic.
Left-handed screw — a screw constructed to advance away from the observer, when turned, as in a nut, with a left-handed rotation. An ordinary wood screw is right-handed.