rat-racing
n.β Β«Iβve forgotten what we were doingβprobably rat-racing, a kind of follow-the-leader in line astern where we chased each other all over the sky.Β» βby Robert J. Goebel Mustang Ace: Memoirs Of A P-51 Fighter Pilot Oct. 1, 1991. (source: Double-Tongued Dictionary)