To interweave three or more strands, strips, or lengths of in a diagonally overlapping pattern: braided the rags into a strong rope. To create (something) by such interweaving: braid a rug. To style (the hair) by such interweaving. To mingle (discrete elements, for example) as if by such interweaving: braided the ideas into a complex thesis. To decorate or edge (something) with a trim of interwoven strands: finished the jacket by braiding the collar and cuffs. To fasten or decorate (hair) with a band or ribbon. To flow, twist, or wind as if interwoven: a stream braiding through the woods. A braided segment or length, as of hair, fabric, or fiber. Ornamental cord or ribbon, used especially for decorating or edging fabrics. A ribbon or band used to fasten the hair. Slang Naval officers of high rank.