fleet

1 of 3

noun

1

: a number of warships under a single command

specifically : an organization of ships and aircraft under the command of a flag officer

2

: group sense 2a

especially : a group (as of ships, planes, or trucks) operated under unified control

fleet

2 of 3

adjective

1

: swift in motion : nimble

2

: fleeting

fleetly adverb

fleetness noun

fleet

3 of 3

verb

ˈflēt 

fleeted; fleeting; fleets

intransitive verb

1

a

: to fade away : vanish

b

archaic : flow

2

[fleet entry 2] : to fly swiftly

clouds fleeting across the sky

3

obsolete : drift

transitive verb

: to cause (time) to pass usually quickly or imperceptibly

many young gentlemen … fleet the time carelessly

—William Shakespeare

Synonyms

Noun

• convoy
• armada
• caravan
• flotilla
• parade
• train

Adjective

• rapid
• brisk
• fast
• quick
• galloping
• swift
• flying

Choose the Right Synonym for fleet

fast, rapid, swift, fleet, quick, speedy, hasty, expeditious mean moving, proceeding, or acting with celerity.

fast and rapid are very close in meaning, but fast applies particularly to the thing that moves

fast horses

and rapid to the movement itself.

rapid current

swift suggests great rapidity coupled with ease of movement.

returned the ball with one swift stroke

fleet adds the implication of lightness and nimbleness.

fleet runners

quick suggests promptness and the taking of little time.

a quick wit

speedy implies quickness of successful accomplishment

speedy delivery of mail

and may also suggest unusual velocity.

hasty suggests hurry and precipitousness and often connotes carelessness.

a hasty inspection

expeditious suggests efficiency together with rapidity of accomplishment.

the expeditious handling of an order

Examples of fleet in a Sentence

Noun

He was the commander of the Pacific fleet.

The company has a large fleet of delivery trucks.

Adjective

a jewel thief said to be light of heart and fleet of foot

Recent Examples on the Web

Noun

The resort also uses a fleet of electric vehicles for day-to-day operations. —Julie Olum, Travel + Leisure, 29 June 2025

Soon, every employee will manage a fleet of AI agents. —Emma Burleigh, Fortune, 27 June 2025

Adjective

India is one the world’s fastest growing aviation markets with a fleet size of over 800 aircraft and annual traffic of 240 million passengers. —Vasuki Shastry, Forbes.com, 29 June 2025

Advanced fleet management platforms can empower not only fleet owners but also independent fleet and telematics service providers to build advanced fleet digitalization applications, across sectors and countries. —Aliaksandr Kuushynau, Forbes, 13 Jan. 2025

Verb

In an era of abundant choice and fleeting attention, staying power matters. —Miri Patrenko Laufer, Forbes.com, 9 June 2025

An aching sense of mortality, but also wonder in fleeting sensory experience and the mystery of existence — and that these hard-to-articulate feelings are the essence of cinema. —Patrick Brzeski, HollywoodReporter, 13 June 2025

Word History

Etymology

Noun

Middle English flete, from Old English flēot ship, from flēotan

Adjective

probably from fleet entry 3

Verb

Middle English fleten, from Old English flēotan; akin to Old High German fliozzan to float, Old English flōwan to flow

First Known Use

Noun

13th century, in the meaning defined at sense 1

Adjective

circa 1529, in the meaning defined at sense 1

Verb

before the 12th century, in the meaning defined at intransitive sense 3

Phrases Containing fleet

• admiral of the fleet
• fleet admiral
• fleet-footed
• fleet of foot

Rhymes for fleet

• beat
• beet
• bleat
• cheat
• cleat
• creat
• deet
• eat
• feat
• feet
• greet
• heat

Kids Definition

fleet

1 of 2 noun

ˈflēt 

1

: a group of warships under one command

2

: a group of ships or vehicles that move together or are under one management

a fleet of taxis

a fishing fleet

fleet

2 of 2 adjective

: very swift

fleet of foot

fleetly adverb

fleetness noun