"Hollow promises" means making commitments or assurances without any intention or ability to fulfill them. It refers to empty words or pledges that lack sincerity, substance, or truthfulness.
Sentences with «hollow promises»
You have nothing but hollow promises of an afterlife for which there is no evidence. (religion.blogs.cnn.com)
They say the same things, making hollow promises that hiring managers know will never be true. (coverlettersandresume.com)
Traditionally, resolutions mean hollow promises to eat less dessert, workout more, and get up earlier. (sportsinsights.com)