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nouna rate (usually rapid) at which something happens
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nouna central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
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verbcause to move faster
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verbmove hurridly
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nounchanging location rapidly
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verbmove very fast
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verbmove faster
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nounthe ratio of the focal length to the diameter of a (camera) lens system
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noundistance travelled per unit time
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verbtravel at an excessive or illegal velocity
Synonyms & Similar Words
go move run change c hurry shoot ice charge glass race travel rush rate movement trash tear buck flash motion upper fleet pace zip dash speeding zoom crank alter chalk haste meth barge ratio scoot speedy velocity accelerate bennie dart hurrying flutter modify acceleration hasten brisk methamphetamine stimulant scud flit amphetamine deepen precipitation intensify airspeed shabu whizz quicken quickening swiftness deceleration scudding speeder benzedrine hie hotfoot dexedrine locomote speedup steerageway hypervelocity hastiness fastness execution speed graduality gradualness hurriedness pep pill drug of abuse stimulant drug excitant street drug methamphetamine hydrochloride methedrine deoxyephedrine chicken feed dextroamphetamine sulphate amphetamine sulfate amphetamine sulphate speed up belt along bucket along cannonball along pelt along rush along step on it push forward shoot down thrust ahead travel rapidly whizz along zoom along brisken brisk up f number focal ratio stop number angular velocity escape velocity groundspeed light speed muzzle velocity peculiar velocity radial velocity speed of light terminal velocity