This is the 15895th most frequent Russian word.
прописались
"Прописались" means "registered one's residence."
Here, 'прописались' refers to the formal act of registering one's residence at a particular location in official documentation.
Мы прописались в новой квартире неделю назад.
We registered at the new apartment a week ago.
In this sentence, 'прописались' figuratively describes settling down or establishing oneself in a comfortable living arrangement.
После долгих поисков, они наконец-то прописались в уютном доме.
After a long search, they finally settled in a cozy house.
Here, 'прописался' is used metaphorically to indicate deeply engaging or establishing oneself in a conceptual or imaginative creation.