cross my heart (and hope to die)
idiomPart ofdie
cross my heart (and hope to die) — idiom
1. used by children or in informal situations to emphasize that you are telling the
1.idiom
Definition
used by children or in informal situations to emphasize that you are telling the absolute truth.
Example
I did not take your notebook, cross my heart and hope to die.
Carlos promised he would keep the secret, cross his heart.