a printing press in which the type or plates to be printed are fastened upon a rotating cylinder and are impressed on a continuous roll of moving paper.
Origin of rotary press
First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a machine for printing from a revolving cylinder, or a plate attached to one, usually onto a continuous strip of paper
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012