Meaning of the word "word of honor" in English

What does "word of honor" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

word of honor

US /wɜrd əv ˈɑnər/
UK /wɜːd əv ˈɒnər/

Phrase

a solemn promise or assurance

Example:
I give you my word of honor that I will complete the task.
He kept his word of honor and paid back the loan on time.