'Thing' in the Bible

So because you are not one thing or the other, I will have no more to do with you.

And they were ordered to do no damage to the grass of the earth, or any green thing, or any tree, but only to such men as have not the mark of God on their brows.

And the second let what was in his vessel come out into the sea; and it became blood as of a dead man; and every living thing in the sea came to an end.