Frequency: The word is one of the 3000 most common words in English.
1.
If something is ~, it is not in its usual place, and you cannot find it.
It was only an hour or so later that I discovered that my gun was ~...
The playing cards had gone ~.
ADJ: usu v-link ADJ
2.
If a part of something is ~, it has been removed or has come off, and has not been replaced.
Three buttons were ~ from his shirt.
ADJ
3.
If you say that something is ~, you mean that it has not been included, and you think that it should have been.
She had given me an incomplete list. One name was ~ from it.
ADJ: usu v-link ADJ, oft ADJ from n
4.
Someone who is ~ cannot be found, and it is not known whether they are alive or dead.
Five people died in the explosion and more than one thousand were injured. One person is still ~.
ADJ
•
If a member of the armed forces is ~ in action, they have not returned from a battle, their body has not been found, and they are not thought to have been captured.
PHRASE: usu v-link PHR