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15.
R.C
it means like arsey, really posh and annoying and think they are always right even when you know theyre not, but cus you aint as posh as them, you cant be right you was from a public school!
oh hes doin my head in!!! he always thinks hes right and he ay!!! but try tellin him that hes right R.C
by Trinkbar_Trina March 29, 2005
 
1.
RC
Research Chemical.

A phenethylamine or a tryptamine that has psychedelic effects. First brought to the attention of the public by Alexander Shulgin in his books TiKAL and PiKAL. (Tryptamines I Have Know And Loved and Phenethylamines I Have Known And Loved)
Sasha is the father of RCs.
by jtryptamine November 11, 2003
 
2.
RC
Release Candidate, part of "Program release cycle"
following "Beta" stage and followed by "Gold" stage
Term in used software development
powarc1000RC1.exe - Powerarchiver
by ingver November 11, 2007
 
3.
RC
Referring to Radio Control planes, cars, trucks and boats.
by HolmWrecker March 31, 2003
 
4.
RC
Abbreviation for Review Count.

Used for story posting sites such as FanFiction, FictionPress and LiveJournal.
I'll update when my RC reaches 50.
by lilsaresare November 08, 2010
 
5.
rc
short for the name 'eric', usually a twin. pronounced "erk"
Rc stfu everyone knows your smart as fuck
by cexysloth February 12, 2010
 
6.
RC
1) Short for Runecrafting in the MMORPG Runescape.
2) One of the most horrid, terrible, and overall deadly slow skill in Runescape, but also know for its quick money making.
1) Person1: Clay is gona go for 99 RC. Person 2: Dude he is crazy!
by 767 fs pilot July 30, 2009
 
7.
RC
Random Chat - When you randomly pick someone to IM that you wouldn't usually talk to.
Person 1: You know Jared Brown?

Person 2: Yea! I totally RC'd him the other day and we talked about Global Warming and its impact on the world.

Person 1: Get out! You really need better hobbies dude.
by Angel-B July 02, 2011