In the context of an automotive forum, "Read the Fucking Owner's Manual"
Q: Should I use 5W30 or 20W50 in my engine?
ayon kay RTFOM ika-05 ng Hulyo, 2009
1 more definition
Read the fucking online manual.
Dude, I have no time to explain this stuff to you. The manual is online. RTFOM.
ayon kay Yannick Semail ika-07 ng Enero, 2007