Ma'anar ƙamus na kalmar "washin waje" wata manufa ce ta diflomasiya ko ta addini da wata ƙasa ko ƙungiya ta aika zuwa wata ƙasa ko yanki. gungun jami’an gwamnati da jami’an diflomasiyya da aka aika zuwa wata kasa don wakiltar muradun kasarsu da kulla huldar diplomasiyya. don yada imaninsu da bayar da agajin jin kai a wata kasa ko yanki daban.
