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In the massivly multiplayer online game that is the epic World of Warcraft, "rcotds" refers to one of the buffs given when the head of Onyxia or Nefarian is turned in. The Buff adds 10% spell critical chance, melee and ranged critical chances by 5%, and 140 attack power for two hours.
Chuggles: "omg dood i just got rcotds, now my crit chance is insane!"
Gnomezors: "yeah i know i just pwnt some shitty dragon"
by Chuggles the Dwarven Paladin January 18, 2007