1.
not having official authority or sanction
a sort of unofficial mayor
an unofficial estimate
he participated in an unofficial capacity
2.
not officially established
the early election returns are unofficial
The following are synonyms for 'unofficial'. Click on any of them to get both Bibliodata's full list of common definitions and a further set of synonyms.
The name "Grey Poupon" used for mustard comes from two people: Maurice Grey and Auguste Poupon. Grey was the inventor of a machine that mass produced fine textured mustard, and Poupon was an already established maker of mustard. In 1886 the Grey-Poupon firm was formed.
