Taking "that" to the level of "r", or, more specifically, an r-factor level of the reference, "that".
Note: The referent of "that" is many times unknown or understood to be something just said by another in the conversation.
Often this term replaces common uses of "fuck that" or "f that" when these terms do not convey the appropriate level of disgust.
"R that - What did he say? I'm not real? I shat my own poop, ate it and shat it out again. That's not real? R that man."