Flopping for flag can flip flag in face of flopper Follow-up by Mark Schultz - December 5, 2014June 26, 2015 0 If you are a fan of basketball, you are well aware of flopping -- the art of exaggerating contact to try to draw a foul on your opponent. Well, the art of flopping is also alive and well in the NFL, fans just haven't heard a referee call it such.