autocancel

English

Etymology

From auto- +‎ cancel.

Verb

autocancel (third-person singular simple present autocancels, present participle (UK) autocancelling or (US) autocanceling, simple past and past participle (UK) autocancelled or (US) autocanceled)

1. (transitive) To cancel (a previously posted message on Usenet) automatically.

Noun

autocancel (plural autocancels)

1. A Usenet control message, generated automatically, that cancels a previously posted message.