What is the meaning of Crunchy?

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

Having counter-culture sensibilities; nature-loving or hippie; wholesome.

Of a chord: containing dissonant intervals.

Of an image: pixelated, grainy, or exhibiting blocking, often as a result of oversharpening, a low resolution, or aggressively applied lossy image compression.

A pellet of dry cat food.

An infantryman, as opposed to a tanker (combatant manning a tank).

Source: wiktionary.org