Have something coming out of your ears
Definition 1 of 1
Pro Tip 1/3Exaggeration Usage
The phrase is used to exaggerate the excessiveness of a situation humorously, not literally. 
After the holiday sales, she had coupons coming out of her ears.
Pro Tip 2/3Informal Expression
Use it in casual settings; it's not suitable for formal or serious communication. 
We had applications coming out of our ears for the summer internship.
Pro Tip 3/3Visual Imagery
The phrase creates a strong visual image to stress the abundance of something. 
After the harvest, we had corn coming out of our ears.