n. A placeholder name for an unnamed, unspecified, or hypothetical manufactured good or product.n. Portable code that can be easily installed and executed by an end user.n. A floating widget or other device inside a beer can, meant to create foam when openedn. A small scraping tool consisting of a blade and a handle, commonly used to remove paint from glass and other smooth surfacesn. Any one of the components of a computer application's graphical user interface, such as a Cancel button or text input box that a user interacts with.