Meanings
- USuncountableFirst class mail that provides the sender a proof of mailing and a delivery receipt.
Cite this entry
certified mail. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/certified%20mail
“certified mail.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/certified%20mail. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “certified mail,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/certified%20mail.
Source: certified mail on Wiktionary, CC BY-SA 4.0.