rafter UK /ˈɹɑːftəː/US /ˈɹæftɚ/verb 3noun 3forms 3phrases 1 verb3 •To furnish (a building) with rafters. •To make (timber, etc.) into rafters. •(UK) To plough so as to turn the grass side of each furrow upon an unploughed ridge; to ridge. noun3 •One of a series of sloped beams that extend from the ridge or hip to the downslope perimeter or eave, designed to support the roof deck and its associated loads.[…] the pigeons fluttered up to the rafters — 1943 •A flock of turkeys.A turkey will always seek the company of another turkey, and ultimately that of the rafter. — 2013 •A raftsman. formsraftered · raftering · rafters Phrases with rafter rafter snapperA very cold night.