'Middle' in the Bible

So Gideon, and the hundred men who were with him, came to the outermost part of the camp in the beginning of the middle watch, when they had but newly set the watch: and they blew the trumpets, and broke in pieces the pitchers that were in their hands.

Gaal spoke again and said, "Behold, people are coming down by the middle of the land, and one company comes by the way of the oak of Meonenim."

Samson took hold of the two middle pillars on which the house rested, and leaned on them, the one with his right hand, and the other with his left.