roach
= R =
robot
robocanceller /roh-boh-kan'sel-*r/
A program that
monitors Usenet feeds, attempting to detect and eliminate spam
by sending appropriate cancel messages. Robocancellers may use
the Breidbart Index as a trigger. Programming them is not a
game for amateurs; see ARMM. See also Dave the Resurrector.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.