joint vs railroad truck

joint

noun
  • The point where two components of a structure join, but are still able to rotate. 

  • A marijuana cigarette. 

  • The point where two components of a structure join rigidly. 

  • The means of securing together the meeting surfaces of components of a structure. 

  • A cut of meat, especially (but not necessarily) (a) one containing a joint in the sense of an articulation or (b) one rolled up and tied. 

  • The part or space included between two joints, knots, nodes, or articulations. 

  • A place of business, particularly in the food service or hospitality industries. 

  • Prison. 

  • The penis. 

  • Any part of the body where two bones join, in most cases allowing that part of the body to be bent or straightened. 

  • A thing. 

  • A fracture in which the strata are not offset; a geologic joint. 

verb
  • To provide with a joint or joints; to articulate. 

  • To unite by a joint or joints; to fit together; to prepare so as to fit together 

  • To fit as if by joints; to coalesce as joints do. 

  • To join; to connect; to unite; to combine. 

  • To separate the joints; of; to divide at the joint or joints; to disjoint; to cut up into joints, as meat. 

adj
  • Done by two or more people or organisations working together. 

railroad truck

noun
  • A chassis or framework-like structure underneath a railroad car to which wheel axles (and, hence, wheels) are attached through bearings. (Not to be confused with railway truck or railtruck, which are British English synonyms of railroad car) 

How often have the words joint and railroad truck occurred in a corpus of books? (source: Google Ngram Viewer )