General Dryness:
* As dry as a bone: This classic simile is used to describe something completely devoid of moisture.
* As dry as a desert: Emphasizes the lack of water and humidity.
* As dry as dust: Conjures up the feeling of parched, powdery earth.
* As dry as a cracker: Refers to the brittle, crisp dryness of a hard biscuit.
* As dry as tinder: Highlights the flammability associated with extreme dryness.
Specific Types of Dryness:
* As dry as a whisper: Used to describe a sound that is soft and lacking in moisture.
* As dry as a martini: Describes a drink that is unmixed and unsweetened.
* As dry as a leaf in autumn: evokes the feeling of crispness and fragility associated with fallen foliage.
The best simile to use will depend on the specific context and what aspect of dryness you want to emphasize.