Definition of lost
- a lost opportunity
- a lost reputation
- a lost tunnel
- a lost soul
- regions lost to the faith
- lost in the crowd
- lost without his glasses
- their jokes were lost on me
- lost in translation
- a lost cause
He was looking for his lost keys.
Many have tried to find the ruins of the lost city.
We took a wrong turn and got lost.
Hold my hand. I don't want you to get lost.
He has been trying to recapture his lost youth.
The original music is lost to us forever.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lost.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 15th centurySee Words from the same year
: unable to be found
: not knowing where you are or how to get to where you want to go : unable to find your way
: no longer held, owned, or possessed
What made you want to look up lost? Please tell us where you read or heard it (including the quote, if possible).
investment of mental or emotional energy
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