fireboat
A harbor boat designed for pumping large volumes of harbor water onto dockside fires.

fireboats
plural of fireboat

firebox
The chamber of a steam engine, or a steam locomotive, in which the fuel is burned.
The part of a fireplace where the fuel is burned.
A redheaded woman or her red pubic hair.

fireboxes
plural of firebox

firecan
A jet fighter.

firedog
Alternative form of fire dog.

firedogs
plural of firedog

firefloat
A fireboat.

firefloats
plural of firefloat

firehole
An opening fitted with a door, giving access to the firebox of a steam locomotive, through which coal can be shovelled and the fire tended.

fireholes
plural of firehole

fireroad
A trail that is wide enough for four-wheeled off-road vehicles.

fireroads
plural of fireroad

fireroom
stokehold

fireship
A wooden ship set alight and then sent floating into an enemy flotilla, with the aim of spreading the fire among them.
A diseased prostitute.

fireships
plural of fireship

firestick
A poker used to arrange coals, logs, etc., in a fire.
A stick burning, or with hot embers, at one end, taken from a fire.
In traditional cultures, a smouldering stick used to transport fire from one place to another.
In traditional cultures, an implement used to start a fire by friction.

firesticks
plural of firestick

firewall
A fireproof barrier used to prevent the spread of fire between or through buildings, structures, electrical substation transformers, or within an aircraft or vehicle.
The software that monitors traffic in and out of a private network or a personal computer and allows or blocks such traffic depending on its perceived threat.
A hypothetical phenomenon where an observer falling into a black hole encounters high-energy quanta at or near the event horizon.
An ethical wall; an organizational or legal separation between two entities that might otherwise cause conflicts of interest.
An unwritten agreement among major political parties to refuse to govern or cooperate with national conservative and ultranationalist parties.

firewalls
plural of firewall

firewire
A high-speed digital link standard covered by the IEEE 1394-1995 standard.
A system of wires or tubes designed to detect fire and trigger automatic fire-extinguishers in an aircraft engine compartment for example.

firewires
plural of firewire

fireworship
Alternative form of fire-worship.

firring
Alternative form of furring.

firrings
plural of firring

fishbed
Alternative letter-case form of Fishbed.

fishboat
A fishing boat.

fishboats
plural of fishboat

fisherboat
Alternative form of fisher-boat.

fisherboats
plural of fisherboat

fishplate
A metal bar that is bolted to the ends of two rails to join them together in a track.

fishplates
plural of fishplate

fishroom
The room on a vessel between the mainmast and spirit-room.

fishrooms
plural of fishroom

fishtail
The tail of a fish, or an object resembling this.
The skidding of the back of a vehicle from side to side.
A kind of chisel with a flared blade.
Ellipsis of fishtail palm.

fishtails
plural of fishtail

fitout
The furnishing of a ship or similar space.

fitouts
plural of fitout

fittage
The work of a fitter, arranging sales between the owner of a coal pit and the shipper.

fizeek
Eye dialect spelling of physique.

flagbearerships
plural of flagbearership

flagboat
A flagship.

flagboats
plural of flagboat.

flagship
The ship occupied by the fleet's commander (usually an admiral); it denotes this by flying his flag.
The ship regarded as most important out of a group, e.g. a nation's navy or company's fleet.
The most important one out of a related group.

flagships
plural of flagship

flak
Ground-based anti-aircraft guns firing explosive shells.
Anti-aircraft shell fire.
Adverse criticism.
A public-relations spokesperson.

flaks
plural of flak

flamenships
plural of flamenship

flangeway
An early type of railway that used flanged rails rather than flanged wheels.
The gap in road surfaces, running rails at rails at junctions, etc, that allows the wheel flange of a rail vehicle to pass.

flangeways
plural of flangeway

flaperon
An aircraft control surface at the trailing edge of a wing that acts as an aileron (controlling movement around the longitudinal axis) and a flap (changing the chord line of the wing, thus affecting the angle of attack).

flaperons
plural of flaperon

flaptrack
The track on which the flaps of an aircraft are mounted.

flaptracks
plural of flaptrack

flarepath
A runway (or simple field) that is illuminated at night, or during fog, to enable aircraft to land or take off safely.

flarepaths
plural of flarepath

flareship
A military aircraft that drops illumination flares.

flareships
plural of flareship

flashcard
A card used to aid rote memorization. One side of the card contains data of one kind, or a question, and the other side contains the associated response which one wants to memorize. For example, one side could contain an English word, and the other side the Spanish translation.
A solid-state digital memory storage format, commonly found on computers, digital cameras and cellphones.

flashcards
plural of flashcard

flatbeds
plural of flatbed

flatboat
A boxy, flat-bottomed boat used for carrying livestock, freight, and people on rivers.

flatboaters
plural of flatboater

flatboatman
The man in charge of a flatboat.

flatboatmen
plural of flatboatman

flatboats
plural of flatboat

flatcar
A railroad freight car without sides and roof.

flatcars
plural of flatcar

flatpack
self-assembly furniture packed flat in a box for transport purposes, before it is assembled.
A surface-mounted circuit board with leads attached in the plane of the board.

flatpacks
plural of flatpack

flavortext
Alternative spelling of flavor text.

flavortexts
plural of flavortext

flavourtext
Alternative spelling of flavor text.

fleetmate
A boat in the same fleet

fleetmates
plural of fleetmate

fleurettes
plural of fleurette

flexirubin
A carotenoid pigment (2-dodecyl-3-hydroxy-5-methylphenyl) (2E,4E,6E,8E,10E,12E,14E,16E)-17-(4-hydroxy-3-methylphenyl)heptadeca-2,4,6,8,10,12,14,16-octaenoate present in bacteria of the family Flexibacteraceae

flexplate
A disk that connects the output from an engine to the input of a torque converter in a vehicle equipped with an automatic transmission, taking the place of the flywheel found in a conventional manual transmission setup.

flexplates
plural of flexplate

flightcase
A case for safely transporting large, delicate items (usually specialized equipment).

flightcases
plural of flightcase

flightcraft
The ability, skill, or art of flying.

flightpath
Alternative spelling of flight path.

flightpaths
plural of flightpath

flightseeing
Sightseeing from an aircraft.

flightsuit
Alternative form of flight suit.

flipcard
Synonym of flashcard (“card to aid memorization, with a cue on one side and a response on the other”).
Synonym of cue card.

flirtation
Playing at courtship; coquetry.
An instance of flirting.
A period of experimentation with or interest in a particular idea or activity.

flirtations
plural of flirtation

flirtationship
Flirtation.
A casual relationship based only on flirtation.

flirtationships
plural of flirtationship

flirtery
flirtation

flirtship
A friendship which involves flirting but that has not yet progressed into a serious relationship.

flirtships
plural of flirtship

fliver
Alternative spelling of flivver.

flivers
plural of fliver

flivver
An automobile or cart, particularly one which is old and inexpensive.
An automobile or cart, particularly one which is old and inexpensive.
A destroyer of the United States Navy with a displacement of less than 1,000 tons.

flivvers
plural of flivver

floatel
A floating hotel; a boatel

floatels
plural of floatel

floatmaker
A builder of floats (decorated trailers or vehicles for display in a parade or pageant).

floatmakers
plural of floatmaker

floatsam
Alternative form of flotsam.

floatsams
plural of floatsam