or else
US /ɔːr ɛls/
UK /ɔːr ɛls/

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!
: