Corkscrew

Corkscrew may be:

Corkscrew (tool), a tool for drawing stopping corks from bottles
Corkscrew (roller coaster), a popular inversion element used on many steel roller coasters.
Corkscrew waterslide, a helix-shaped waterslide, and also the proper name of the waterslide at Toronto's Delta Chelsea hotel (the 4-storey waterslide known as the Corkscrew).
Corkscrew (program), a computer program used to run SSH connections over HTTPS proxy servers.
The corkscrew, a swimming stroke in which the swimmer alternates between freestyle and backstroke with every stroke.
The shape made by a complex exponential $exp(2π i f c t)$ when plotted as a three dimensional plot of Real, Imaginary, and t.