random(redirected from randomness)
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A number selected without any criteria, often by some sort of generator, such as a computer program. Don't worry, we're not choosing the winner ourselves—we'll draw a random number to determine who wins.
With no discernable pattern or reasoning. We will choose a raffle winner at random.
by chance; haphazard. The lottery numbers are chosen at random. As a prank, the children dialed phone numbers at random.
Without order or fixed purpose, haphazardly, as in Jackson Pollock dropped paints on canvas seemingly at random. Originally this phrase meant "very speedily" and "heedlessly." Shakespeare had the present usage in 1 Henry VI (5:3): "He talks at random; sure the man is mad." [Late 1500s]
Without a governing design, method, or purpose; unsystematically: chose a card at random from the deck.