What is another word for mail slot?

meaning of mail slot in Longman Dictionary of Contemporary English what is a mail slot mail slot meaning, definition, what is mail slot: a letterbox: Learn more what is a slot machine Mail slots are limited to receiving incoming mail, as most have no provision for securing and protecting outgoing mail for pickup by the mail carrier From

what is progressive slot machine Description Made in Australia A4 landscape or portrait mail slot Exterior rain cover Heavy-duty powder-coated aluminium or stainless steel Simple,