Meaning of lost In English

• 0 not knowing where you are and how to get to a place:

  • I got lost in the New York subway system.

  • You look lost - can I help you?

  • Things tend to get lost when you move.

  • Lost: black cat with white paws.

  • Mikey turned up with the lost book.

• 1 not confident and not knowing what to do in a particular situation:

  • It was his first day in the office and he seemed a little lost.

• 2 giving so much attention to what you are doing that you are not conscious of anything else that is happening around you:

  • Ann was completely lost in her book.

• 3 (of a person) unable to find your way, or (of an item) not to be found:

  • a lost child/pet/earring

  • We got lost on the way home.

  • fig. I’d be lost without you (= I would not know what to do).

• 4 confused, or not able to understand or appreciate:

  • His explanation was so complicated, I got lost after the first example.

  • Everyone else thought it was funny, but that joke was lost on me.

• 5 past simple and past participle of lose