lost

/lɒst/ adjective

Definition

PERSON › not knowing where you are or where you should go: I got lost on the way.

OBJECT › If something is lost, no one knows where it is: Things tend to get lost when you move house. Lost: black cat with white paws.

NEW SITUATION › not knowing what to do in a new situation: It was his first day in the office and he seemed a bit lost.

be lost without sb/sth informal › to be unable to live or work without someone or something: She's lost without her computer.

be lost on sb › If a joke or remark is lost on someone, they do not understand it.

Get lost! informal › an impolite way of telling someone to go away → See also long-lost

(Definition of lost adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

to do something without worrying about the risk or negative results

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