べた負まけ

noun

complete defeat; losing all matches

Used in competitive contexts (sports, games, gambling) to describe a total loss or a clean sweep of losses.

• 今日きょうの試し合あいはべた負まけだった。

  Today's match was a complete defeat.

• 彼かれはポーカーでべた負まけした。

  He lost all his money in poker.