outhouse
US /ˈaʊt.haʊs/
UK /ˈaʊt.haʊs/

1.
letrina, retrete exterior
a small building, usually with no plumbing, used as a toilet, typically located outside a main building
:
•
The old farm had an outhouse behind the barn.
La antigua granja tenía una letrina detrás del granero.
•
Many rural homes still rely on an outhouse for sanitation.
Muchas casas rurales todavía dependen de una letrina para el saneamiento.