Definitions
1.adjectiveUsing one's left hand in preference to, or more skillfully than, one's right.
2.adjectiveIntended to be worn on, or used by, the left hand.
3.adjectiveTurning or spiraling from right to left; anticlockwise.
4.adjectiveAwkward or maladroit.
5.adjectiveInsincere or malicious.
6.adjectiveOf magic, performed with the intention of doing harm, or for personal gain; evil or malevolent.
7.adjectiveOf a coordinate system: not following the right-hand rule.