an amalgamation of Beyonce, the lyrics "I slay" from her song Formation, and the urban meaning of the word 'slay' to denote an amazing achievement or success; originally coined by the BeyHive as a celebratory title for Beyonce and her success. Slayonce is another term of the same derivative.
by Kray Zaay October 13, 2016
When you are reminded of Beyoncé because of a certain remark or action made by someone. This could be slaying, twerking or many other different things that Beyoncé has done.
by kolithewordcreator March 06, 2017