Definition of "KatyCat"

The colourful pop queen entertains KatyCats with hits from her third studio album Teenage Dream at Jakarta's Sentul International Convention Centre.

2012 January, Travel 3sixty (AirAsia in-flight magazine)‎, page 25 (image caption)

The timely releases of each single has even caused a divide between Perry's KatyCats and Gaga's Monsters (the artists' respective fan bases), […]

2013 September 4, Moriba Cummings, “Is The ‘Applause’ Louder Than The ‘Roars’?”, in The Maroon Tiger‎, volume 88, number 1, Morehouse College, page 11

So whether you are a die-hard Little Monster or a loyal KatyCat, or you are just looking for some good new pop music to dance to now that winter is coming, I recommend enjoying “PRISM” AND “ARTPOP.”

2013 November 18, Michael Conroy, “A Tale of Two Princesses”, in The De Paulia‎, volume 98, number 9, DePaul University, page 19