multipost

From multi- +‎ post.

multipost (third-person singular simple present multiposts, present participle multiposting, simple past and past participle multiposted)

1. (computing, ambitransitive) To post several copies of (a message) to different newsgroups.

   It makes more sense to crosspost than to multipost: that way, replies will all appear together in a single thread.

• crosspost

• multispot, multistop