bobsled
noun
bob·sled ˈbäb-ˌsled 
1
: a short sled usually used as one of a pair joined by a coupling
2
: a large usually metal sled used in racing and equipped with two pairs of runners in tandem, a long seat for two or more people, a steering wheel, and a hand brake
bobsled intransitive verb
bobsledder noun
Example Sentences
He drove a bobsled in the winter Olympics.
Recent Examples on the Web In theory, the experiment would work equally well with bobsleds. 
Randall Munroe, New York Times, 10 Mar. 2020 The bobsleds at the Pyeongchang Games echo a similar design, with familiar lines, blades, height and weight making each sled seemingly indistinguishable from the other, at least to the untrained eye. Paul Myerberg, USA TODAY, 16 Feb. 2018 For Winter Games rookies, the differences between the sledding events – luge, bobsled (or bobsleigh) and skeleton – can get blurry, just like a luger shooting past at 90 miles an hour. Flora Carr, Time, 16 Feb. 2018 In fact, temperatures might even drop below optimum conditions for some sports: For bobsled, Seitz says, in temperatures well below 23 degrees Farenheit, the ice is extra brittle. Maya Wei-haas, Smithsonian, 1 Feb. 2018 Many women who compete in bobsled say their biggest barrier is a lack of funding for training and competing at international levels. Talya Minsberg, New York Times, 20 Feb. 2018 Even in bobsled, the relationship between driver and brakeman doesn’t require the same amount of synchronization between partners through every curve. Dan Wolken, USA TODAY, 12 Feb. 2018 Elana Meyers Taylor, now a three-time medalist in bobsled, has held down a job between training stints. Barry Svrluga, chicagotribune.com, 23 Feb. 2018 The Swedish bid, for instance, planned to hold the bobsled, luge and skeleton events across the Baltic Sea in Sigulda, Latvia, where a refrigerated track already exists. Jeré Longman, New York Times, 24 June 2019 See More
Randall Munroe, New York Times, 10 Mar. 2020 The bobsleds at the Pyeongchang Games echo a similar design, with familiar lines, blades, height and weight making each sled seemingly indistinguishable from the other, at least to the untrained eye. Paul Myerberg, USA TODAY, 16 Feb. 2018 For Winter Games rookies, the differences between the sledding events – luge, bobsled (or bobsleigh) and skeleton – can get blurry, just like a luger shooting past at 90 miles an hour. Flora Carr, Time, 16 Feb. 2018 In fact, temperatures might even drop below optimum conditions for some sports: For bobsled, Seitz says, in temperatures well below 23 degrees Farenheit, the ice is extra brittle. Maya Wei-haas, Smithsonian, 1 Feb. 2018 Many women who compete in bobsled say their biggest barrier is a lack of funding for training and competing at international levels. Talya Minsberg, New York Times, 20 Feb. 2018 Even in bobsled, the relationship between driver and brakeman doesn’t require the same amount of synchronization between partners through every curve. Dan Wolken, USA TODAY, 12 Feb. 2018 Elana Meyers Taylor, now a three-time medalist in bobsled, has held down a job between training stints. Barry Svrluga, chicagotribune.com, 23 Feb. 2018 The Swedish bid, for instance, planned to hold the bobsled, luge and skeleton events across the Baltic Sea in Sigulda, Latvia, where a refrigerated track already exists. Jeré Longman, New York Times, 24 June 2019 See More Word History
Etymology
perhaps from bob entry 4
First Known Use
1817, in the meaning defined at sense 1
Kids Definition
bobsled
noun
bob·sled ˈbäb-ˌsled
: a racing sled made with two sets of runners, a hand brake, and often a steering wheel