acting or moving or capable of acting or moving quickly; "fast film"; "on the fast track in school"; "set a fast pace"; "a fast car"
at a rapid tempo; "the band played a fast fox trot"
(used of timepieces) indicating a time ahead of or later than the correct time; "my watch is fast"
securely fixed in place; "the post was still firm after being hit by the car"
resistant to destruction or fading; "fast colors"
(of surfaces) conducive to rapid speeds; "a fast road"; "grass courts are faster than clay"
quickly or rapidly (often used as a combining form); "how fast can he get here?"; "ran as fast as he could"; "needs medical help fast"; "fast-running rivers"; "fast-breaking news"; "fast-opening (or fast-closing) shutters"
firmly or tightly; "held fast to the rope"; "her foot was stuck fast"; "held tight"
abstain from eating; "Before the medical exam, you must fast"
abstain from certain foods, as for religious or medical reasons; "Catholics sometimes fast during Lent"
a fence formed by a row of closely planted shrubs or bushes
an intentionally noncommittal or ambiguous statement; "when you say `maybe' you are just hedging"
any technique designed to reduce or eliminate financial risk; for example, taking two positions that will offset each other if prices change
minimize loss or risk; "diversify your financial portfolio to hedge price risks"; "hedge your bets"
avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues); "He dodged the issue"; "she skirted the problem"; "They tend to evade their responsibilities"; "he evaded the questions skillfully"
enclose or bound in with or as it with a hedge or hedges; "hedge the property"
hinder or restrict with or as if with a hedge; "The animals were hedged in"
a vibrator consisting of a thin strip of stiff material that vibrates to produce a tone when air streams over it; "the clarinetist fitted a new reed onto his mouthpiece"
United States physician who proved that yellow fever is transmitted by mosquitoes (1851-1902)
United States journalist who reported on the October Revolution from Petrograd in 1917; founded the Communist Labor Party in America in 1919; is buried in the Kremlin in Moscow (1887-1920)
tall woody perennial grasses with hollow slender stems especially of the genera Arundo and Phragmites
a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return; "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"
eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills
an acoustic device producing a loud often wailing sound as a signal or warning
a warning signal that is a loud wailing sound
a sea nymph (part woman and part bird) supposed to lure sailors to destruction on the rocks where the nymphs lived; "Odysseus ordered his crew to plug their ears so they would not hear the Siren's fatal song"
a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
in constant change; "his opinions are in flux"; "the newness and flux of the computer industry"
a flow or discharge
a state of uncertainty about what should be done (usually following some important event) preceding the establishment of a new direction of action; "the flux following the death of the emperor"
excessive discharge of liquid from a cavity or organ (as in watery diarrhea)
a substance added to molten metals to bond with impurities that can then be readily removed
the rate of flow of energy or particles across a given surface