Definition of "random" []

  • Having no specific pattern, purpose, or objective: random movements. See Synonyms at chance. (adjective)
  • Mathematics & Statistics Of or relating to a type of circumstance or event that is described by a probability distribution. (adjective)
  • 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. (adjective)
  • At random Without a governing design, method, or purpose; unsystematically: chose a card at random from the deck. (idiom)
  • Lacking any definite plan or prearranged order; haphazard (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Having a value which cannot be determined but only described probabilistically (adjective)
  • Chosen without regard to any characteristics of the individual members of the population so that each has an equal chance of being selected (adjective)
  • (of a person) unknown (adjective) (c) HarperCollins Publishers Ltd 2016

Use "random" in a sentence
  • "And the only choice other than random is *not random*."
  • "( "UPDATE login SET random = $random WHERE id = $id""
  • "He said the sector remains too focused on charity -- what I call random acts of kindness -- rather than strategic investments."