snail mail

Definitions of snail mail
1

n any mail that is physically delivered by the postal service

“email is much faster than snail mail
Antonyms:
e-mail, electronic mail, email
(computer science) a system of world-wide electronic communication in which a computer user can compose a message at one terminal that can be regenerated at the recipient's terminal when the recipient logs in
Type of:
mail, mail service, post, postal service
the system whereby messages are transmitted via the post office

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