fall flat

• Fracasar por completo o no producir el efecto deseado, especialmente al intentar ser gracioso o impresionante; no lograr el resultado esperado.

To fail completely or have no effect, especially when trying to be amusing or impressive; to not achieve the intended result.

1. Fail to have the intended effectB2informal

   To fail completely to amuse, impress, or succeed as expected.

   fracasar estrepitosamente

   • His joke fell flat and nobody laughed.
   • The marketing campaign fell flat and didn't attract any new customers.
   • Her attempt at a surprise party fell flat when he found out.