I see quite often the expression 'Red meat rhetoric’ these days in journals, for example
Obama’s red meat rhetoric –CNN Conservative Media July 7.
Mitt Romney delivers red meat rhetoric to CPAC Crowd. - National Journal Feb. 11.
Tim Pawlenty needed red meat rhetoric – I forgot the source.
I checked the definition of this expression on both Cambridge Dictionary online and Merriam-Webster com. Neither of them registers it. I checked Google Ngram. It shows growing rise of the usage of ‘Red meat,’ notably coming into 1980s, but no ‘Red meat rhetoric' registration.
I found two posts defining the word in Word Reference Com. Language Forum, which say;
This is rather like the contrast between an aggressively carnivorous creature, an eater of red meat - perhaps a hyena; and a more gentle and judicious creature, a muncher of leaves and fruit - perhaps an orangutan
Red meat" rhetoric is rhetoric that you can "chew on". "Chew on" = "think about". As opposed to rhetoric that you can "swallow whole," predigested.
I don’t know either the above definitions are right or not, but they feel very loose. Can you provide me with a more concise and exact meaning of Red meat rhetoric?