hard launch

Short definition from Wiktionary

Noun

1. 1
   The launch of a guided missile in such a way that the missile's rocket engine is ignited while still inside the launch assembly or tube.
2. 2
   The release of a product or service (particularly software) to the general public.
3. 3
   The explicit announcement of a romantic relationship, often via social media.

Verb

1. 1
   Alternative form of hard-launch.
2. 2
   To release (a product or service) to the general public.
3. 3
   To announce (a romantic relationship) or reveal (one's romantic partner) in an explicit manner.