the.com/fleet
A gang of vehicles under one owner, moving with terrifying synchronized purpose.
means A group of ships, planes, trucks, or cars operated together by a single organization or owner.
from From Old English fleot, a ship or floating thing, rooted in fleotan, to float or swim — same family as the adjective fleet, meaning swift, because boats that float well also tend to run.
Double meaningAlso means swift, as in fleet-footed.
London riverFleet Street named for a buried tidal stream.
Naval scaleA modern carrier fleet costs tens of billions.