Meaning of 'speed'

noun

changing location rapidly

Synonyms: speeding

noun

a central nervous system stimulant that increases energy and decreases appetite

Synonyms: upper amphetamine pep pill

noun

a rate, usually rapid, at which something happens

Example: "The project advanced with gratifying speed."

Synonyms: fastness swiftness

noun

the ratio of the focal length to the diameter of a (camera) lens system

Synonyms: focal ratio f number stop number

noun

distance travelled per unit time

Synonyms: velocity

verb

move faster

Synonyms: quicken accelerate speed up

verb

cause to move faster

Synonyms: accelerate speed up

verb

move very fast

Example: "The runner zipped past us at breakneck speed"

Synonyms: hurry zip travel rapidly

verb

travel at an excessive or illegal velocity

Example: "I got a ticket for speeding"

verb

move fast

Synonyms: hotfoot rush race hasten hie pelt along rush along cannonball along bucket along belt along step on it