What is the meaning of Left-handed?

Using one's left hand in preference to, or more skillfully than, one's right.

Intended to be worn on, or used by, the left hand.

Turning or spiraling from right to left; anticlockwise.

Awkward or maladroit.

Insincere or malicious.

Performed with the intention of doing harm or in transgression against convention or taboo; following the left-hand path

Of a coordinate system: not following the right-hand rule.

Left-handed people, taken as a whole.

Source: wiktionary.org