brioche means: French Large, light yeast rolls made with butter and lots of eggs. There are many types of brioche, but the most popular is the brioche Ete. You can flavor the dough with nuts, candied fruits and herbs as well as spices. You can also use it to wrap food like coulibiac. Toasted brioche is a great accompaniment to gravlax and foie gras. Brioche has a lot in common with the Jewish Challah. (in Cooking Dictionary)
What else does brioche mean?
Sponge dough made from yeast-leavened flour. (in Cooking Dictionary)
Soft, fluffy bread that is made of eggs, butter and flour. It can be formed as a roll, or into a bun. (in Merlin Dictionary)