dexter

adjective1

1. •
   Right; on the right-hand side. (In heraldry, specifically the bearer's right, which is the viewer's left.)

   • my Mothers bloud / Runs on the dexter checke, and this sinister / Bounds in my fathers: — 1602

noun1

1. •
   The right side (of a building, an equation, a heraldic shield [from the wearer's perspective], etc).

   • On the dexter of the court is a long hall with an arched ceiling and a door, leading to a small oblong shrine with a vaulted ceiling. — 1971

noun2

1. •
   A serial killer who only commits crimes against worthy targets.

   • Pedro Rodrigues Filho may as well be called the ‘’Dexter of Brazil’’ because he was a vigilante, only targeting criminals and avenging those who hurt him and people he loved. — 2020
2. •
   One of a breed of small hardy cattle originating from the Kerry breed of Ireland, valuable for beef and milk. They are usually chiefly black, sometimes red, and somewhat resemble a small shorthorn in build.