To drink large quantities of water or other liquid in preparation for being someplace really hot.

The horror and shame of getting old; especially when approaching the age of gray hair and arthritis.

to quickly drink a lot of water, as like a camel, often prior to beginning a journey or work day in the urban desert, as in Tucson, AZ.

Drinking all the water you can at a source in order to minimize the amount of water you are carrying. (One liter of water weighs two pounds).