He can't explain - he was taught to chirp it and thinks it sounds smart and assumed he would never be called on it.
But I went and checked, and it's just a republican talking point - there's no actual meaning to the empty phrase. It could just as easily be "poopy" tax cut or "not one of ours" tax cut. In this case, a more honest rendering would be "***" tax cut. But Glory Hole is not honest, as we see here:
When you complain, ur friends roll their eyes and ur enemies rejoice
"Because I SAY I am" is a todler's tantrum, not "science"
You cannot betray me - only yourself, to me.
Who cuts off your dick is not a friend
An opinion you won't defend is not your own
Humanity's Law of the Jungle: Survival NOT of the fittest, but of the tribe
When peeing in the pool, stand on the edge
If gender is not sex, why should a gender claim change what sex you shower with?