A: “Yeah, but not, like, dinner dinner.”
Google “contrastive focus reduplication” and you’ll come across a lot of references to “The Salad-Salad Paper.”
Also known as “lexical cloning.” (I think I like that term even better for sheer “eh what?”)
For the truly curious, a laundry list of examples from all manner of sources, from Steinbeck to The Simpsons,
And remember this ad?