Used for a decorative spiral flourish or, in UK informal use, an elderly bus-pass holder arriving too early.
Definitions
A decorative twisting or spiral flourish; a curlicue. The logo was embellished with elegant twirlies around the border.
(UK informal) An elderly person who tries to use a free bus pass before it becomes valid later in the morning. The driver asked the twirlies to wait until nine-thirty before boarding.