Headrest 2 : A support located at the front of a pump escape, turntable ladder, or pumper in order to take the weight of the head of an escape or other ladder. See: Gallows.
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}