Meanings
From the notion that secrets are figuratively hidden in the heart which is contained in the breast (“chest”), and that admitting them will cause the heart to become clean and pure.[1]
How to pronounce "make a clean breast":
AU
Often followed by of: to be honest about something; to confess.
Example Sentences
1
She couldn't bear the guilt anymore and decided to make a clean breast to her parents.
2
The politician decided to make a clean breast and disclose his previous controversial actions.
3
The therapist encouraged him to make a clean breast and share his inner thoughts and emotions.