1. undeliverable - Noun
2. undeliverable - Adjective
undeliverable (not comparable)
Not able to be delivered.
The dead letter office keeps undeliverable mail.
undeliverable (plural undeliverables)
A message, parcel, etc. that cannot be delivered.
Canada Post has returned approximately 200 bills to the municipality as undeliverable. Source: Internet
Hi anon, I did email you the day that you posted the query -- it came back as undeliverable, and I checked the email carefully. Source: Internet
Station is not responsible for lost, late, misdirected, undeliverable, incomplete or illegible entries. Source: Internet
“Quite simply this is undeliverable and impossible for us to put into practice. Source: Internet
The AAP came to power in Delhi with undeliverable promises, including the Jan Lokpal Bill. Source: Internet
The purpose of the TTL field is to avoid a situation in which an undeliverable datagram keeps circulating on an Internet system, and such a system eventually becoming swamped by such "immortals". Source: Internet