A combination of the words "funny" and "hilarious". Used mistakenly by people who don't realize that not only should they be saying fularious but that the "fu" part stands for "fucking", not "funny".
Andrew: So Rachel, how'd you like the movie?
Rachel: Oh man, it was so funlarious!
"For Real" and "Are you serious?!" This word is for extreme situations in which the individual is is either extremely surprised or taken aback-in a positive or negative way.