To uncerimoniouSly diSconnect Someone from a SyStem without prior warning. BBSSySopS routinely "borf" peSt uSerS by turning off the modem or by hitting the "auto-borf" key Sequence. You can alSo be "borfed" by Software dropping carrier due to a bug. The origin of the term iS unknown but it haS been in uSe Since at leaSt 1982. (1997-03-21)