on the right
prep. phr..prep. phr.. This phrase tells you the location of something. It is the side opposite of your left hand.
prep. phr.. A prepositional phrase indicating a static location, corresponding to the right-hand side of a deictic center or reference point.
The bathroom is on the right.
As you walk down the hall, my office is the third door on the right.
The defendant sat quietly on the right of his counsel, his expression unreadable to the jury.
This phrase specifies a location and is the direct opposite of 'on the left'.
Contrast the static location 'on the right' with the directional movement 'to the right' (e.g., 'The store is on the right' vs. 'Turn to the right').
The bank is on right.The bank is on the right.The definite article 'the' is almost always required when specifying this location.