Black September
n : a Palestinian international terrorist organization that
split from the PLO in 1974; has conducted terrorist
attacks in 20 countries; "in the 1980s the Fatah-RC was
considered the most dangerous and murderous Palestinian
terror group" [syn: Fatah Revolutionary Council, Fatah-RC,
Abu Nidal Organization, ANO, Arab Revolutionary
Brigades, Revolutionary Organization of Socialist
Muslims]