1. mislaunch - Noun
2. mislaunch - Verb
An attempt to launch something which results in it not following the intended trajectory.
The act of accidentally launching something.
The failure of a marketing campaign to introduce a new product.
To launch a projectile or vehicle so that it does not follow the correct trajectory.
To accidentally launch something that should not be launched.
To fail in the introduction of a product or program.
Source: en.wiktionary.org