he, it, etc. promises well
(someone or something) promises well
Someone or something is promising; someone or something has potential to be very successful. The young actor's debut role, which is without a doubt the highlight of the film, promises well for her career. The new cook you hired promises well, though he needs a bit more training.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
he, it, etc. promises ˈwellsomebody/something seems likely to do well in future: The new trainee promises well. ♢ The harvest promises well this year.
Farlex Partner Idioms Dictionary © Farlex 2017