Top definition
A person who records the number and takes photographs of railway, railroad, light rail and tramway motive power units, carriages or cars and tram cars or streetcars which have two twin axle bogies or trucks BoBo.
John Smith is a Consultant Bobochronologist.
the station was full of bobochronologists.
by Vince Carr January 07, 2004
Get the mug
Get a Bobochronologist mug for your mom Zora.