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)

Noun: a friend who is usually only called upon by a friend when a more primary/prominent friend is unavailable.

Taken from the term “second string” in an athletic competition situation. In football, if the star quarterback gets injured during a play, the second string is called off the bench to replace him/her. A “Second String Friend” is essentially benched until needed, if ever.

Synonyms: Plan B, Second Choice, Secondary Friend, Benched Until Needed

Rc is a short form of retarded cunts.

Most people given this nickname are dickheads or either school bully
Or to say "RETARDED CUNT" but ur grandma is infront of you.

sometimes RC can also mean "Reality Check"

Release Candidate, part of "Program release cycle"
following "Beta" stage and followed by "Gold" stage
Term in used software development

Referring to Radio Control planes, cars, trucks and boats.

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.

Abbreviation for Review Count.

Used for story posting sites such as FanFiction, FictionPress and LiveJournal.