noun which may take the genitive case particle 'no'
Describes something that is dazzlingly shiny or showy, often with a slightly negative or gaudy connotation. Used as a no-adjective.
彼女はギンギラのドレスを着てパーティーに行った。
She went to the party wearing a flashy dress.
あの店の看板はギンギラで目立つ。
That shop's sign is gaudy and stands out.