The phrase "launch date" refers to the specific day or time when something new, like a product, service, or project, is officially introduced or made available to the public or customers. Full definition
Could an accessory designer really know the official launch date for the 3DS? (3ds-source.com)
Anyway, I already can't wait for the official launch date of this GL - Class and good thing that it has a two engine option which is both great on it. (topspeed.com)
The company hasn't given an official launch date for the phone, but rumors claim it could happen very soon. (ibtimes.com)