Rear 2 : (1) The back side of a fire, or the opposite side. (2) The slowest moving edge of a wildland fire. See: Rear of The Fire, Foot of The Fire, Heel of The Fire
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}