sink through the floor

sink through the floor

1. To wilt, wince, or cower from extreme embarrassment. When the teacher accused me of cheating on the test, I thought I would sink through the floor. I accidentally let out a very audible fart as I bent over, and I got back to my desk as soon as I could so I could sink through the floor.
2. To suffer a feeling of extreme dejection, disappointment, or sadness. Usually said of one's heart. My heart sank through the floor when I saw Joe walking hand-in-hand with Melissa. Our hearts started sinking through the floor the moment the doctor came into the waiting room with such a serious expression on her face.
See also: floor, sink, through

sink through the floor

Suffer extreme embarrassment, as in When she called our name on the list of those who owed dues, I sank through the floor. This hyperbolic term dates from the early 1900s.
See also: floor, sink, through