Echasen (en. Throw)
/eˈtʃasen/
Slang Meanings
to go to waste
If you don’t take care of it, that project is going to go to waste.
Si no lo cuidas, ese proyecto se va a echar a perder.
to have fun (or to relax)
Sometimes it's good to have fun and enjoy some free time.
A veces es bueno echar relajo y disfrutar de un tiempo libre.