Good luck to them - Idioms by The Free Dictionary
good luck to (someone) (redirected from good luck to them)
good luck to (someone)
A phrase used when one thinks that someone is about to do something difficult or likely to fail. I could never ask the boss for a raise so soon after being hired, but good luck to her.
good ˈluck to somebody (spoken) used to say that you do not mind what somebody does as it does not affect you, but you hope they will be successful: It’s not something I would care to try myself but if she wants to, good luck to her.
References in periodicals archive
But they look a happy couple and good luck to them.
So good luck to them both, but please don't send me an invite.
Good luck to them
both and I sincerely hope you find something soon.