Maybe it’s to do with what a literal dogwhistle is. I can’t really make heads or tails of this, but that’s maybe just because my brain is on a completely different wavelength. Like dogs can hear specific frequencies humans can’t. Maybe trumpists hear certain things in between this word soup that actually makes sense on some level.

Or maybe he’s just a senile old man and his followers are incapable of critical thought when it comes to him.