1. To be one of two opposite directions, sides or positions. If you are facing north, where the sun rises is in this relative position (in the east); facing south, sunset is in this position (in the west). English = (be) right.
2. To be on one of two opposite sides of the body; namely, the side of the body which is on the side of the hand that most people write, sign or do complicated things with. English = (be) right.