lost
🇺🇸
/lɔːst/
🇬🇧
/lɒst/
not knowing where you are
I was lost in the big city and couldn't find my way back to the hotel.
something that cannot be found
My lost keys were finally found under the sofa.
something that cannot be gotten back
The company had lost profits because of the bad weather.
not knowing what to do
After losing her job, she felt completely lost and didn't know what to do next.
not understanding something
The math problem was so hard that I was completely lost after the first step.
past tense of lose
He lost his wallet yesterday but found it today.