Meaning of left bower in English:

left bower

Pronunciation /ˈlɛft ˌbaʊə/

noun

US
  • 1informal, rare A close friend or trusted assistant; a partner or accomplice. Compare right bower .

  • 2Cards
    The jack of that suit which has the same colour as the trump suit, being the second (or third) highest-ranking card in euchre.

Origin

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