Definition of “cross my heart (and hope to die)” - English Dictionary

british dictionary

“cross my heart (and hope to die)” in British English

See all translations

cross my heart (and hope to die)

saying

said to show that what you have just said or promised is completely true or sincere

(Definition of “cross my heart (and hope to die)” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)