get lost
Used to rudely tell somebody to go away or leave one alone.
adj
Having wandered from, or unable to find, the way.
The children were soon lost in the forest.
In an unknown location; unable to be found.
Deep beneath the ocean, the Titanic was lost to the world.
Not perceptible to the senses; no longer visible.
an island lost in a fog; a person lost in a crowd
Parted with; no longer held or possessed.
a lost limb; lost honour
Not employed or enjoyed; thrown away; employed ineffectually; wasted; squandered.
a lost day; a lost opportunity or benefit; no time should be lost