What is the definition of
dead_letter
1.
[ noun ]
the state of something that has outlived its relevance
Synonyms:
non-issue
Related terms:
state
To share this definition
press "text" (Facebook, Twitter) or "link" (blog, mail) then paste
text
link
2.
[ noun ]
(writing) a letter that can neither be delivered nor returned
Synonyms:
dead_mail
Related terms:
letter
Similar spelling:
detailed
dead_load