2:An insult; calling a person a REACHtard implies that such a person should be in REACH, or should have been in REACH; degrees above the word retard, but like the word retard, it can be used in either a serious or a non-serious manner.
Bryant: Hold up while you're going down the ramp.
Mom: (Flies off ramp, spreads wings and continues holding up)
Bryant: DUDE! Stop holding up!
Mom: Well you told me to hold up!
Bryant: BUT NOT WHEN YOU HAVE YOUR WINGS OUT!!
Mom: Ok...now what...(her monkey is falling)
Bryant: Dude you're a REACHtard.
Basically, if you think Reach is better than Halo CE, Halo 2, or Halo 3, you're a Reachtard.
Well, you know what to do... Cap them local niggas!