Etymology From Middle English ryghte-hande, from Old English rihthand (“right-hand”), equivalent to right + hand.
1
Of, relating to, or located on the right.
The train runs slowly with frequent slacks for bridge and culvert repairs. At one point occurs the changeover from left- to right-hand running.1949 September and October, “The "Nord Express"”, in Railway Magazine, page 336:
2
Using or designed for use by the right hand.
a right-hand bowler in the game of cricket
3
In the direction or orientation to the right-hand rule (a right-hand thread).
4
Alternative Alternative form of right hand (“trusted assistant”)
When I date back I recall a man off the family tree / My right hand Poppa Doc I see / Took me from a boy to a man so I always had a father / When my biological didn't bother1992, Pete Rock and CL Smooth, “They Reminisce Over You (T.R.O.Y.)”, in Mecca and the Soul Brother: