look up any word, like b4nny:
 
1.
Word created by Adam Pascal on his MySpace page. Probably a combination of the words "fucking" and "seriously."
tell your friends......stayaway from pervs on myspace!!! seriousfuckinly!!
by bethanyedwards October 12, 2006
 
2.
An alternative way to say "fucking seriously". Originated from a blog posted by lyricist, musician, and actor Adam Pascal.
"Stay away from pervs on myspace! Seriousfuckinly!!"
by cypriphobia October 12, 2006