0 letters or messages that are not sent by email, but in the post:
1 mail that is sent through the post office, esp. in comparison with e-mail
2 letters or messages that are sent by post rather than by email:
Thus, sending a draft to your advisor via snail mail was a painful and not very promising endeavor.
There are all sorts of ways to let people know—telephone, e-mail, even snail mail.
So then it is back to snail mail, or the telephone for booking.
The notification was so slow that some doctors are calling it "snail mail".
They clearly have to make some effort so that they are no longer described as snail mail even if they cannot attain the speed of email.
This innovated site at the time took high school recruiting from snail mail to the internet.
The original system had three paper manuals and operated by print-based turn-sheets via snail mail.
Before e-planning, citizens could provide only their opinion via direct confrontation, snail mail, phone calls, or e-mails.
