Definition of right bower in English:

right bower

noun

US
  • 1Informal. A close friend, a partner, an accomplice. Now rare and chiefly historical.

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

Origin

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

Pronunciation

right bower

/ˈrʌɪt ˌbaʊə/