'Crosshead' definitions:
Definition of 'crosshead'
From: WordNet
noun
A heading of a subsection printed within the body of the text [syn: crossheading, crosshead]
noun
Metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth
Definition of 'Crosshead'
From: GCIDE
- Crosshead \Cross"head`\ (-h?d), n. (Mach.) A beam or bar across the head or end of a rod, etc., or a block attached to it and carrying a knuckle pin; as the solid crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead. [1913 Webster]