1. Of people, plants, and animals, to stop living. English = die, perish.
2. Of people, plants and animals, to be no longer living, to have stopped living. English = (be) dead, (be) deceased.
3. Of people, to stop living. English = die, perish. Formal polite English = pass away. Idiomatic informal English = kick the bucket.
4. Of a part of your body, to temporarily lose the sense of feeling in it. English = (be) numb, (be) dead.