Cry is a verb meaning to shed tears, especially as an expression of distress, pain, or sorrow.
It can also mean:
1. To shout or scream loudly ("cry out")
2. (of a bird or animal) To make a loud characteristic call
3. To demand or require ("a situation crying out for attention")
As a noun, cry refers to:
1. An act of crying ("have a good cry")
2. A loud shout or scream
3. The characteristic call of a bird or animal
4. A demand or appeal ("a cry for help")