Losing a succession of matches or contests; a streak of consecutive defeats.
チームは最近、連戦連敗で順位が急降下している。
The team has been on a losing streak recently and their ranking is plummeting.
彼は試合で調子が悪く、今月は連戦連敗だ。
He has been out of form in matches and has lost repeatedly this month.
新製品が市場で受けず、会社はまるで連戦連敗のようだ。
The new products aren't selling, and the company seems to be suffering one failure after another.