Definition of right bower in English:

right bower

Pronunciation /ˈrʌɪt ˌbaʊə/

noun

US
  • 1informal, rare, historical A close friend, a partner, an accomplice.

  • 2Cards
    The jack of trumps, the highest-ranking (or second highest-ranking) card in euchre.

    In some versions of the game the Joker (known as the best bower) is the highest-ranking card. Compare also left bower.

Origin

Early 19th century; earliest use found in Scioto (Ohio) Gazette. From right + bower.