certified mail

American  

noun

1. uninsured first-class mail requiring proof of delivery.

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Etymology

Origin of certified mail

First recorded in 1950–55

Example Sentences

In a declaration, Sea Org member Joshua Adi said he was shown certified mail receipt cards stating he signed for packages from the plaintiffs’ attorneys on Sept. 19, but he never picked up those packages or signed the receipts.

From Seattle Times

Attorneys for Paris and the Baxters then sent notice of service by certified mail to 10 Scientology addresses in Clearwater and California, according to court records.

From Seattle Times

He did not think that notifying beneficiaries by certified mail was mandated by regulation, he said.

From Washington Post

Gangloff also stopped issuing notices of any payments due by certified mail, a practice designed to ensure that people were properly notified of what the government claimed they owed and could appeal, according to interviews and testimony.

From Washington Post

Mr. Camacho did not respond to multiple attempts to contact him by telephone, email, text message and through certified mail.

From New York Times