crisp

adjective

1. stiff and brittle; easily broken, snapped, or crumbled: crisp bacon, cookies, etc.
2. fresh and firm: crisp celery
3. fresh and tidy: a crisp uniform
4. sharp and clear: a crisp analysis
5. lively; animated: crisp dialogue
6. fresh and invigorating; bracing: crisp air
7. sharply and squarely hit: a crisp tennis shot
8. closely curled and wiry: crisp hair
9. rippled; wavy; wrinkled

noun

1. something crisp; now, specif.,
   1. a piece of food, esp. a cookie, that is thin and crisp or contains a crunchy ingredient
   2. something made crisp, as by overcooking: chiefly in the phrase : dinner burned to a crisp
   3. a dessert consisting of fruit baked with a crumbly topping as of flour, sugar, and butter: apple crisp
2. Brit. potato chip

transitive verb, intransitive verb