Possible Clues:

• Most in need of water
• Desert storm with England's leader replaced by Iraq's. Most ironic!
• Having the least vermouth
• Most like a bone
• Where there's no water, the doctor ties it in a knot
• Least waterlogged
• Stride where there's most drought
• Mostly out of water
• Most arid - take it in stride
• Most uninteresting rough ride good man concluded