Definition from Matthew Weprin
βA quick and easy translation of high-level design concepts into tangible and testable artifacts, giving an indication of the direction that the product is heading. Prototypes that are simple, focused on one or two features. Low resolution prototyping allows a team to make their ideas tangible and gather feedback.β
Going further
I've curated 400+ definitions just like this one in a tiny dictionary. In this glossary you can easily access, search and understand 400+ terms that service designers and other innovators use.