Well, knock me over with a feather!

Meaning

Used to express that something is so surprising it could cause you to collapse from shock. The image of a giant man being toppled by a soft feather is inherently funny.

Dramatic, playful

Used in a sentence

• Well, knock me over with a feather, you actually quit your job.
• Well, knock me over with a feather, look at how big the garden grew.
• You came back early? Well, knock me over with a feather.