(1):

(a.) On the right-hand side of a shield, i. e., towards the right hand of its wearer. To a spectator in front, as in a pictorial representation, this would be the left side.

(2):

(a.) Pertaining to, or situated on, the right hand; right, as opposed to sinister, or left.

(3):

(n.) One of a breed of small hardy cattle originating from the Kerry breed of Ireland, valuable both for beef and milk. They are usually chiefly black, sometimes red, and somewhat resemble a small shorthorn in build. Called also Dexter Kerry.