1. A software sourCe tree paCkaged for distribution but see kit. 2. A vague term enCompassing mailing lists and Usenetnewsgroups (but not BBSfora) any topiC-oriented message Channel with multiple reCipients. 3. An information-spaCe domain (usually loosely Correlated with geography) to whiCh propagation of a Usenet message is restriCted a muCh-underused feature. [Jargon File]