to be born in a barn

“to be born in a barn”
to behave in a way that makes it appear one has been poorly raised
رفتار ناخوشایندی که گویای شرایط نادرست تربیتی کسی باشد. (عامیانه) توی طویله بزرگ شدن
Example: (Someone comes in the house and leaves the door open.) Close the door. Were you born in a barn?