• (a.) Deeply indented; having large teeth; thus, a fess dancette has only three teeth in the whole width of the escutcheon.
Dan`cet`té' adjective [ Confer French danché dancetté, dent tooth.] (Her.) Deeply indented; having large teeth; thus, a fess dancetté has only three teeth in the whole width of the escutcheon. 
Dancette is the zigzag form of ornamentation common in Saxon and early Norman architecture.In heraldry, dancette means deeply indented or having large teeth. thus a fesse dancette has only three teeth in the whole width of the escutcheon.