The mention of water indicates a country where water was scarce (compare Joshua 15:19). Or “bread and water” may be equivalent to “meat and drink.”
Related Commentaries of 1 Samuel 25:11
1 Samuel 25:11
11 Shall I then take my bread, and my water, and my fleshe that I have killed for my shearers, and give it unto men, whom I know not whence they be?