'Private' in the Bible

Now when he had gone, the king's servants came, and saw that the doors of the summer-house were locked; and they said, It may be that he is in his summer-house for a private purpose.

After a while, at the time of the wheat harvest, Samson visited his wife with a {young goat}. He said, "I want to go to my wife's private room." But her father would not allow him to enter.