must-win defense

noun phrase
UK /mʌst wɪn dɪˈfɛns/
US /mʌst wɪn dɪˈfɛns/

A defense that has to stop the other team or the game is lost.

With seconds left, the team set up a must-win defense to protect their lead.


OTHER MEANINGS

2. A defensive strategy that is essential for survival in a competition.

The coach called it a must-win defense and drilled it all week.

3. Any protective measure that cannot fail without serious consequences.

For the small company, cybersecurity was a must-win defense against hackers.

4. A desperate last effort to prevent defeat.

Their must-win defense held firm in the final minute of the match.