/ ˈfɒndənt; NAmE ˈfɑːn-/ noun
1.
[ U ] a thick sweet soft mixture made from sugar and water, used especially to cover cakes :
fondant icing
2.
[ C ] a soft sweet / candy that melts in the mouth, made of fondant
••
WORD ORIGIN
late 19th cent.: from French , literally melting , present participle of fondre .