crosspost

noun, verb — 4 senses

crosspost

noun

Etymology From cross- + post.

1

Internet An electronic message posted to multiple newsgroups or forums simultaneously.

2

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences An instance of crossposting, or the post thus created.

crosspost

verb

Etymology From cross- + post.

1

Internet, Ambitransitive To post (a message) to multiple newsgroups or forums simultaneously.

  • but it sounds like a rationalization to me. I'm cross-posting this to net.women to see how women feel about it.1983 December 20, George Sicherman, “Relationships and Later Lovers”, in net.singles (Usenet), retrieved 20 Jan 2026:
2

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).

Indexing; especially physically; indexing; especially physically

Derived terms
crossposter
Related terms
multipost, simulcast, velveeta

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.