RAW MEAT PRECLEAR
  1. one who has never had Scn processing. (HCOB 16 Jan 68)
  2. the guy thinks he's a brain. He doesn't know he's a thetan, he isn't up there and he thinks he's deteriorated into a bit of matter, he thinks he's a body and so forth. Hence this jocular term "raw meat." (SH Spec 43, 6410C20)


Technical Dictionary