You could've fooled me

You could've fooled me.

(informal)

something that you say when you do not believe what someone says about something that you saw or experienced yourself 'No, I wasn't angry, I was just a little surprised.' 'Really? You could've fooled me.'

Common Names:

Name	Pronounced	Usage
Hilda	HIL-də (English), HIL-dah (German, Dutch)	English, German, Dutch, Swedish, Norwegian, Danish, Spanish, Anglo-Saxon (Latinized), Ancient German
Carr	[ka:]
Pippin (2)	PIP-in (English)	Literature
Derby	DAHR-bee, DUR-bee	English (Rare)
Herbie	HUR-bee	English
Dirk	[də:k]