a set of sheets, as of cardboard or paper, hinged at the top so that they can be flipped over to show information or illustrations in sequence.
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British Dictionary definitions for flip chart
a pad, containing large sheets of paper that can be easily turned over, mounted on a stand and used to present reports, data, etc
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