fire a five-minute test measuring aerobic capacity and used to predict a person's ability to perform arduous work —note 1. a numerical scoring system that rates fitness on postexercise pulse rate, body weight, and age, in terms of milliliters of oxygen consumed per kg of body weight per minute —note 2. fire suppression jobs have been assigned fitness scores starting at a score of 45 for fireline construction and other strenuous work —note 3. applicants must attain the necessary test score to qualify —see pack test, work capacity This definition last updated 10/14/2008