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undeliverable

American  
[uhn-di-liv-er-uh-buhl] / ʌn dɪˈlɪv ər ə bəl /

adjective

  1. not able to be delivered.


noun

undeliverables plural
  1. something that cannot be delivered.

Other Word Forms

Derived Forms

Inflected Forms

noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Nationwide, however, he said the undeliverable rate for all first-class mail was 4.3%.

From Los Angeles Times • Sep. 24, 2025

Schroeder’s order cited evidence from a plaintiff called Voto Latino about election worker errors leading to verification cards being returned as undeliverable in 2022.

From Seattle Times • Jan. 22, 2024

The level of cuts that may be required by Stormont departments are "undeliverable", the former head of the NI Civil Service has said.

From BBC • Apr. 23, 2023

So election officials take a variety of approaches—for example, some check if election mail is returned as undeliverable, some check whether voters filed a change-of-address request with the Post Office, and others rely on ERIC.

From Slate • Mar. 27, 2023

Soon, his e-mails bounced back, undeliverable; she had closed the account.

From "Americanah" by Chimamanda Ngozi Adichie

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