Outside Aid 3 : Protection provided by a fire department to adjacent areas and nearby communities by contract, as opposed to automatic aid or mutual aid. See also: Automatic Aid, Mutual Aid
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}