Done with hands or forearms crossed over each other. / Done by crossing the hand to the other side of the body. / Involving two opposing directions. / (obsolete) Back-handed.

With hands or forearms crossed over each other. / While crossing the hand to the other side of the body. / In two opposing directions.

The use of the nondominant hand, or lack of clear right- or left-handedness. / The property of being cross-handed.

In a cross-handed manner.