noun
US1 informal, 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.
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