- The definition of random is an action that happens without order or without reason.
- An example of random is when you close your eyes and choose one of two options.
- An example of random is violence where the criminal doesn't care who the victim is and has no reason for his action.
Origin of randomMiddle English randoun ; from Old French randon, violence, speed (in a randon, violently) ; from randir, to run violently ; from Frankish an unverified form rant, a running, akin to Old High German rinnan, to run
- lacking aim or method; purposeless; haphazard
- not uniform; esp., of different sizes: said of stones, etc. in certain types of masonry
- Statistics of statistical sample selection in which all possible samples have equal probability of selection
- Having no specific pattern, purpose, or objective: random movements. See Synonyms at chance.
- Mathematics & Statistics Of or relating to a type of circumstance or event that is described by a probability distribution.
- Of or relating to an event in which all outcomes are equally likely, as in the testing of a blood sample for the presence of a substance.
Origin of randomFrom at random, by chance, at great speed, from Middle English randon, speed, violence, from Old French, from randir, to run, of Germanic origin.
- A roving motion; course without definite direction; lack of rule or method; chance.
- E. Hall
- For courageously the two kings newly fought with great random and force.
- (figuratively, colloquial) An undefined, unknown or unimportant person; a person of no consequence. [from 20th c.]
- The party was boring. It was full of randoms.
- (mining) The direction of a rake-vein.
(comparative more random, superlative most random)
- Having unpredictable outcomes and, in the ideal case, all outcomes equally probable; resulting from such selection; lacking statistical correlation.
- The flip of a fair coin is purely random.
- The newspaper conducted a random sample of five hundred American teenagers.
- The results of the field survey look random by several different measures.
- (mathematics) Of or relating to probability distribution.
- A toss of loaded dice is still random, though biased.
- (computing) Pseudorandom in contrast to truly random; mimicking the result of random selection.
- The rand function generates a random number from a seed.
- (somewhat colloquial) Representative and undistinguished; typical and average; selected for no particular reason.
- A random American off the street couldn't tell the difference.
- (somewhat colloquial) Apropos of nothing; lacking context; unexpected; having apparent lack of plan, cause, or reason.
- That was a completely random comment.
- The teacher's bartending story was interesting, but random.
- The narrative takes a random course.
- (colloquial) Characterized by or often saying random things; habitually using non sequiturs.
- You're so random!
From Middle English raundon, from Old French randon, from randir (“to gallop") (whence French randonnÃ©e (“long walk, hike")), from Frankish *rant, *rand (“a running"), from Proto-Germanic *randijÅ (“a running"), from Proto-Germanic *rinnanÄ… (“to run"), from Proto-Indo-European *ren- (“to rise; to sink"). See run.