Yes it is "bob" + "sleigh".
The word bobsleigh is a noun. The plural is bobsleighs.
the history of the bobsleigh is that
James Atkinson - bobsleigh - was born in 1929.
A bobsleigh rider.
Bloncher invented first bobsleigh
Bobsleigh Canada Skeleton was created in 1986.
Paul Field - bobsleigh - was born in 1967.
Thomas Hicks - bobsleigh - was born in 1918.
Thomas Hicks - bobsleigh - died in 1992.
Charles Green - bobsleigh - was born in 1914.
Charles Green - bobsleigh - died in 1999.
Thomas Arnold - bobsleigh - was born in 1901.