it isn't over until the fat lady sings

Questions

What does it isn't over until the fat lady sings mean?

Alternative form of it ain't over 'til the fat lady sings.

How to pronounce it isn't over until the fat lady sings

1. Open the pronunciation page — Open the Speakur entry for “it isn't over until the fat lady sings”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “it isn't over until the fat lady sings”.
4. Repeat and practice — Say “it isn't over until the fat lady sings” aloud, matching stress and vowels until it feels natural.