mason /ˈmeɪsən/noun 4verb 1forms 4 noun4 •a worker whose job is to build walls and buildings from stone or brick •A Freemason. •A member of the fraternity of Freemasons. See Freemason. •One who prepares stone for building purposes. verb1 •To build stonework or brickwork about, under, in, over, etc.; to construct by masons formsmasoned · masoning · masons · Masons