ROTFLBTCDICAJTTWADBSIHPWTRHITSBKABAYB 

That's the longest Internet-acronym i've ever heard. It does mean:

Rolling on the floor laughing biting the carpet dancing in circles and jumping through the window almost dieing by smashing into HP who's then running horrified into the street beeing killed accidentally by a yellow bulldozer.

A: woo! i'm the haxxor!
B: ROTFLBTCDICAJTTWADBSIHPWTRHITSBKABAYB

ROTFLBTCDICAJTTWADBSIHPWTRHITSBKABAYB by Visor December 8, 2003

ROFLBTCIAN 

Short for Rolling on Floor Laughing because the Cat is a Noob.

Situation-Keyboard Cat playing Keyboard

*misses note
Me: ROFLBTCIAN!!!

ROFLBTCIAN by Blurty8 October 11, 2009

roflstc

"rolling on floor laughing, scaring the cat"
a suffix to the good ol' Rofl

A:'rofl!'
B:'roflstc!'

roflstc by Gees6335 September 10, 2006

roflstciiho 

'rolling on (the) floor laughing, scaring the cat if i had one'
used as a suffix to the suffix rofl - with the note that you don't have a cat

A:'rofl!'
B:'roflstc!'
A/C:'roflstciiho!'

roflstciiho by Gees6335 September 10, 2006

roflbtatumaaicri 

Rolling on the floor laughing because there is a tapeworm up my ass and I can't reach it.

Person 1: LOLOMGWTFKTHXBAIBBQH4XROFLCOPTERSAURUS REX
Person 2: What's so funny
Person 1ROFLBTATUMAAICRI
Person 2: Too much info.

roflbtatumaaicri by lol ep1c w1n!! October 11, 2009

ROFLBNCCW 

Roll On Floor Laughing Butt Naked Covered in Cheese Whiz. An Internet and text acronym used to describe something as randomly funny
9or just wrong) as one who would lie down in the floor butt naked coverd in cheese whiz.

Tony met his new girlfriend at his daughters birthday party! ROFLBNCCW!

ROFLBNCCW by percimenn March 18, 2009

ROFLBIC

ROLL ON FLOOR LAUGHING BECAUSE I CAN

Person 1: I burnt my toast

Person 2: ROFLBIC

ROFLBIC by GuyPerson September 1, 2009