having the right hand or arm more serviceable than the left; using the right hand by preference

a right-handed painter.

adapted to or performed by the right hand

a right-handed lever; right-handed penmanship.

Machinery .

rotating clockwise.

noting a helical, or spiral, member, as a gear tooth or screw thread, that twists clockwise as it recedes from an observer.

Building Trades . right-hand ( def. 5 ) .

in a right-handed manner or fashion

The door opens right-handed.

with the right hand

She writes right-handed.

toward the right hand or in a clockwise direction

The strands of the rope are laid right-handed.