Get lost

Don't you have a map? How did we get lost?

I got lost in his reasoning.

"But the Civil Aviation Authority is very worried about 'flyaway' - if someone has bought a GPS jammer on eBay because they don't want drones near their house, it can cause drones to get completely lost and shoot off in a random direction until they run out of battery.

My keys got lost while I was out today.

The violins get lost with the rest of the music.

I don't want to have to tell you again: Get lost!

They had a row and Fred told Jack to get lost.

Jack did a good job of getting lost: nobody saw him for 4 years.