This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Not mailable; that cannot (legally) be sent by mail.

"WHAT THIS MEANS TO YOU: By making all cigarettes and smokeless tobacco products nonmailable, the Senate is ensuring you will no longer be able to purchase these products by mail-order, telephone order, and/or the Internet because the United States Postal Service will be prohibited from delivering your orders to you."