This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Making a crunching or cracking sound, as when chewed; crisp: crunchy fresh vegetables.

adj. likely to crunch, especially with reference to food when it is eaten

adj. having sensibilities of a counter-culture nature lover or hippie; derived from the concept of crunchy granola.

"For a time I had considered not shaving my legs and becoming what we called crunchy and almost took a job the year after college to study capuchins and squirrel monkeys in Guyana, where I would have had to bathe in the river and pick my food from the trees."

crispy   

bunchy    punchy   

chewy    sugary    salty    flaky    friable