span·gle. 1. A small, often circular piece of sparkling metal or plastic sewn especially on garments for decoration.

What does Spangly mean?

: covered with or resembling spangles : glittering.

What is a spangly outfit?

1 a small thin piece of metal or other shiny material used as a decoration, esp. on clothes; sequin. 2 any glittering or shiny spot or object.