scrunch (Noun) — A crunching noise.
scrunch (Verb) — Make a crushing noise.
scrunch (Verb) — Make wrinkles or creases on a smooth surface; make a pressed, folded or wrinkled line in. ex. "The dress got scrunched"
scrunch (Verb) — Press or grind with a crushing noise.
scrunch (Verb) — Squeeze or crush a flat material to make a compact rough ball or fit in a container. ex. "he scrunched up the letter and threw it"