Answer | Crossword Clue |
---|---|
nixies | NIXY, an undeliverable piece of mail |
nixy | an undeliverable piece of mail |
NIXIE | Undeliverable piece of mail |
NIXIE | Undeliverable piece of mail: Slang. |
franks | to mark (a piece of mail) with an official signature or sign indicating the right of the sender to free mailing |