Source : Webster's Revised Unabridged Dictionary (1913)

Crispy \Crisp"y\ (-?), a.
   1. Formed into short, close ringlets; frizzed; crisp; as,
      crispy locks.

   2. Crisp; brittle; as, a crispy pie crust.

Source : WordNet®

crispy
     adj : tender and brittle; "crisp potato chips" [syn: {crisp}]
     [also: {crispiest}, {crispier}]