The slinky consists of a helical spring that stretches and can bounce up and down. The spring can travel down stairs as it stretches and re-forms itself with the aid of gravity and momentum. Invented by Richard James in 1940's the slinky was demonstrated at Gimbels department store in 1945. The store sold its entire inventory of 400 units in ninety minutes. James Industries was formed to manufacture the slinky. It was until 1998 that the James family cashed in by selling the company to...
- Like a worm in form or movement; vermiform; tortuous or sinuous; also, writhing or wriggling.
- Like the track or trace of a worm; appearing as if worm-eaten; vermiculate.
- Marked with fine, close-set, wavy or tortuous lines of color; vermiculated.
- A form of rusticated masonry which is so wrought as to appear thickly indented with worm-tracks.