lose is the dictionary form of lost Definition of lose
lost
1. [ verb ] fail to keep or to maintain; cease to have, either physically or in an abstract sense
Examples:

"She lost her purse when she left it unattended on her seat"

Related terms: keep sleep_off white-out
2. [ verb ] fail to win
Examples:

"We lost the battle but we won the war"

Related terms: win drop go_down take_the_count loser compete
3. [ verb ] suffer the loss of a person through death or removal
Examples:

"She lost her husband in the war" "The couple that wanted to adopt the child lost her when the biological parents claimed her"

Related terms: suffer
4. [ verb ] place (something) where one cannot find it again
Synonyms: mislay misplace
Examples:

"I misplaced my eyeglasses"

Related terms: situate put
5. [ verb ] miss from one's possessions; lose sight of
Examples:

"I've lost my glasses again!"

Related terms: find forget losings
6. [ verb ] allow to go out of sight
Examples:

: "The detective lost the man he was shadowing after he had to stop at a red light"

7. [ verb ] fail to make money in a business; make a loss or fail to profit
Synonyms: turn_a_loss
Examples:

"I lost thousands of dollars on that bad investment!" "The company turned a loss after the first year"

Related terms: profit break_even losings loser
8. [ verb ] fail to get or obtain
Examples:

"I lost the opportunity to spend a year abroad"

Related terms: win
9. [ verb ] retreat
Synonyms: fall_behind fall_back recede drop_off
Related terms: gain regress recession
10. [ verb ] fail to perceive or to catch with the senses or the mind
Synonyms: miss
Examples:

"I missed that remark" "She missed his point" "We lost part of what he said"

Related terms: overlook
11. [ verb ] be set at a disadvantage
Synonyms: suffer
Examples:

"This author really suffers in translation"

Related terms: worsen suffer
Similar spelling:   lowset
  lowest
  Lossett
  locate
  loquat
  locket
  look_to
  Lockett