or else

US /ɔːr ɛls/
UK /ɔːr ɛls/
"or else" picture
1.

o si no, de lo contrario

used to say that if something does not happen, something bad will happen

:
You need to finish your homework, or else you won't be allowed to play.
Necesitas terminar tu tarea, o si no no se te permitirá jugar.
Give me the money, or else!
Dame el dinero, o si no!