be (as) flat as a pancake

slang To be physically squashed or flattened. I forgot that I had a muffin in my bag, and it's flat as a pancake now. My model of a volcano is as flat as a pancake now that you've sat on it!

Common Names:

Name	Pronounced	Usage
Pennie	['peni]
Sezim	-	Kazakh
Rosanna	ro-ZAHN-nah (Italian), ro-ZAN-ə (English)	Italian, English
Liberty	LIB-ər-tee	English
Randel	-	Medieval English
Laoise	LEE-sha	Irish