Idiom of the day :- Promise the moon

Idiom of the day :- Promise the moon

Usage, examples and definition of the Idiom :-

Here’s a riddle : what does a politician campaigning for office have in common with a young man in love ? Answer : they are both likely to promise the moon. That is, they make generous promises that aren’t likely to be fulfilled. ‘Don’t promise the moon, Henry. Just tell me you’ll love me forever,’ Cathy sighed.