the devil to pay
US /ðə ˈdɛvəl tə peɪ/
UK /ðə ˈdɛvəl tə peɪ/

1.
el diablo a pagar, graves problemas
serious trouble or severe consequences to face as a result of an action
:
•
If you break that vase, there will be the devil to pay.
Si rompes ese jarrón, habrá el diablo a pagar.
•
She knew there would be the devil to pay if she didn't finish her report on time.
Sabía que habría el diablo a pagar si no terminaba su informe a tiempo.