What is the meaning of Bobsleigh?

A sleigh for saw logs or heavy timber resting on two pairs of two short runners.

A winter sport in which teams make timed runs down narrow, twisting, banked purpose-built iced tracks in a gravity-powered sled.

The sled used in the sport of bobsleigh.

To ride a bobsleigh.

bobsleigh

bobsleigh

bobsleigh

Source: wiktionary.org