crosspost

English

Alternative forms

cross-post
xpost (abbreviation)

Etymology

From cross- +‎ post.

Noun

crosspost (plural crossposts)

(Internet) An electronic message posted to multiple newsgroups or forums simultaneously.
(computing, indexing) An instance of crossposting, or the post thus created.

Verb

crosspost (third-person singular simple present crossposts, present participle crossposting, simple past and past participle crossposted)

(Internet, transitive, intransitive) To post (a message) to multiple newsgroups or forums simultaneously.
(indexing, especially physically) To post an entry (in a book index or other index) such that no matter which word a user looks under, they will find the relevant entry (see examples).

Examples
Both Ireland, […] wool industry, 137; and Wool industry, […] in Ireland, 137; (in book indexes or library card catalogues) Both needles, Slimcoe, bin 12 and Slimcoe, needles, bin 12 (in card indexes for equipment, before digital systems replaced them)