adj clumsy; awkward; unlucky; insincere; sinister; malicious; as, a left-handed compliment.
2. left-handed ·adj 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.
3. left-handed ·adj 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.