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RTFB means "Read the ****ing binary". RTFS means "Read the ****ing source". If there is no source available, and your only option is RTFB, you are likely screwed.

Inspired by RTFM.
Q: "How does this program work?"
A: "RTFS!"
Q: "I don't have the source."
A: "Then RTFB!"
RTFB by oboeguy April 25, 2006
Urban Dictionary Merch
Read The Bill.
John Conyers: “I love these members, they get up and say, ‘Read the bill. What good is reading the bill if it’s a thousand pages and you don’t have two days and two lawyers to find out what it means after you read the bill?”

Me: "John, we expect you to RTFB before signing the f thing"
RTFB by The Wizer September 10, 2009
Related Words
RTFB RTFBG
RTFB is a Security Contracting agency based out of Southern New Jersey. They specialize in investigations, asset recovery, and search/seizure operations. They do great work, and I highly recommend them.

Guy: Dude, my house was just robbed, and the cops won't do anything about it!

Me: You should call RTFB, they specialize in that sort of thing.

Guy: Really? Cool!
RTFB by Robert Carter December 20, 2008
Acronym for Read The Fucking Blog. The acronym some pretentious asshole uses when a friend asks him about a recent event in his life. An event about which he obviously and even more recently blogged.
Friend: "Hey what's up man! How was the hiking trip?"

Asshole: "Didn't you READ MY BLOG??"

Friend: "Your blog?"

Asshole: "Yeah man, like, RTFB!"

Friend: "What the hell are you talking about?"

Asshole: "On my MySpace."

Friend: "MySpace is gay."
RTFB by Forrest Harding August 30, 2006
RTFB: An acronym for "(R)ide (T)he (B)us". You can tell your mother/teachers that the F stands for "fast", because we all know the bus is so fast.
You wanna know the best way downtown from here? Just RTFB.
RTFB by cazort September 9, 2003
students: "yap yap yap"
teacher: "come on guys, RTFB and get your assignment done"
students: "ugh"
rtfb by spanishloverrrrrrrrrr April 3, 2009
Actually it is Reverse Titty Fuck With Ball Gobble.

As in you are thrusting your penis in between a girl's breasts in the less common direction of away from her face so that your testicles are readily accessible to her mouth in which case she will of course gobble them mightily making your experience something to remember.
Hey remember that time I RTFBG'd Grayce...yeah she gobbled that shit like a turkey.
rtfbg by o-neg March 20, 2007
More from Urban Dictionary

God Shot 

A chance happening with profound meaning, an unexpected blessing, a "sign".
Dr. Drew on Celebrity Rehab said "All of a sudden what had been just another Hollywood proposal became for him an unexpected blessing, an opportunity for growth. In drug recovery language, that's called a "God shot."
God Shot by Imogen1564 February 25, 2011
Word of the Day on September 18, 2026
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