A sick trend That started around 2016, a way of trash talking. To do this trend you must put your foot up on the sinks in the bathroom and take a picture with flash on using the caption "Erin finning" also another way of being a trashy white girl pretending to be black.
Fionnghuala is an Irish name meaning "awesomeness". Fionnghuala is very sweet, beautiful, funny, sometimes a crazy girl that all the guys would fall for! She has problems pronouncing the letter "L" but apart from that she's a star!
Guy: Wow look at thathot chick, I think she's a Fionnghuala!
Other Guy: Nearly! But not as awesome, a Fionnghuala is awesomecool!