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lost

/lɔːst/ · lost
verb
  1. To cause (something) to cease to be in one's possession or capability due to unfortunate or unknown circumstances, events, or reasons. He lost his hearing in the explosion.
  2. To wander from; to miss, so as not to be able to find; to go astray from. I lost my way in the forest.
  3. To fail to win (a game, competition, trial, etc). We lost the football match.
adjective
  1. Having wandered from, or unable to find, the way. The children were soon lost in the forest.
  2. In an unknown location; unable to be found. Deep beneath the ocean, the Titanic was lost to the world.
  3. Not perceptible to the senses; no longer visible. An island lost in a fog; a person lost in a crowd.
Did you know? The phrase 'lost and found' originated in the 16th century, referring to a place where lost items were collected and attempted to be reunited with their owners.
Written by Lexi Wordsworth, Dictionary Editor 2 lookups Added Jul 24, 2026