The phrase 'wait until before' is not correct or usable in written English.
The correct phrase is 'wait until after.' Example: I'll wait until after the meeting to make a decision.
Wright said he would wait until before Saturday's game to see if he could grip a bat.
Mr. Rove, referring to reports that Mr. Obama had made his decision months ago but hoped to wait until before the Democratic National Convention to announce it, said the president wanted to "milk this".
If you want to discuss something that is not directly related to class discussion, wait until before or after class.
Don't wear make-up if you're not going anywhere and take it off once you get home - you don't have to wait until before you go to bed.
Press down firmly to secure and, if necessary, wait until dry before riding.
He added: "We keep getting e-mails from people asking us when we're opening, so maybe people are waiting until before the launch to become seatholders," he said.
Mr. Safarov told the police that his Armenian classmates had insulted him and that he had grown increasingly angry, finally buying an ax and waiting until before dawn one day to carry out his plan.
You'll have to wait until 2018 before it matures.
He planned to wait until noon before returning it.
We would wait until Tuesday before contemplating buying the shares".
The plan, for now, is to wait until next week before taking action on the nest.
