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2.
origin: truncation of the two words 'fucking' and hilarious'
used when there is minimum time, for maximum impact, as there are only 4 syllables instead of six.
definition: something that has greatly amused you, or continues to do so, would be described as 'f-ilarious'
1. The Office (UK series) is f-ilarious. The US version however, will not be.
2. It was f-ilarious when that drunken fool started ripping down the posters outside my room last night.
3. The world can be made much simpler by using truncated words such as f-hilarious
by Boxman April 13, 2004
 
1.
1) Fucking + Hilarious = Filarious
2) Funny + Hilarious = Filarious
"Did you see that fat kid fall?"
"Hells yeah! That shit was filarious!"
by BMAR May 27, 2006
 
3.
when something is fucking hilarious
Alize: Omg did you see Morné's hair today ?
Sonia : Hell yeah, that's Filarious
by AAAlex April 10, 2013
 
4.
combination of "fucking" and "hilarious". the cool and discreet way to say "fucking hilarious," and if your g-rents ask what it means, you can say "oh...just funny and hilarious combined"
Wow, you should have seen the latest episode of The Office - it was filarious.
by ricegirl February 24, 2008
 
5.
an incredulously great word intertwining the words f-ing and 'hilarious', utilized when something is so amazingly funny that you are enveloped in laughter and cannot find the strength within you to cease the laughing.
that was filarious!
by _f1_ July 22, 2009
 
6.
When something is so funny that your rolling on the floor laughing or peeing your pants dont matter how old you are you can be 80 and peeing your pants or rolling on the floor laughing its gotta be filarious .
ROLLING ON THE FLOOR LAUGHING WHILE PISSING YOUR SELF . ONE DAY ME AND MY FRIENDS WERE TALKING AND I THOUGHT OF SUMTHING FUNNY AND I PEED MY PANTS THAT WAS FILARIOUS.
by PEEING UNCONDITIONALLY March 15, 2009
 
7.
A comment, joke, situation or event that is fucking hilarious.
That guy at the party last night was Filarious!
by The Verbal Ninja January 01, 2012