formate

noun

1. Any salt or ester of formic acid.

   “But most likely my judgement was distorted by my contempt for his acting the young buck [...] for ever waxing his moustaches and loading himself with medicaments supposed to replace the failing sap of youth, glycerophosphates, formates, nux vomica, yohimba, damiana.”

verb

1. To assemble flying aircraft into formation; to fly in formation.

   “Tiger Moths from the Reserve Flying Schools at Rochester and Cambridge competed with each other at formating in the gusty conditions, Rochester just winning.”

   “Formating with Patty Wagstaff' s modified Baron, flown by Dale Snodgrass, was fun on a beautiful morning, though all you learn about an airplane while formating is the power response (very smooth) and the response to control pressures.”

   “Actually, the leader of the formation was supposed to maintain the eagle-eyed vigil necessary to ensure that his formation kept out of harm's way, because the pilots formating on him had to keep all their attention riveted on his aircraft; but the Air Force recognized that with inexperienced pilots leading formations it was wise to splash extra lookouts around liberally.”