An advocate of ideas rather than the people which create an sustain the ideas, as exemplified by those who advocate Western culture (philosophy, law and order, economy, civility, morals, etc.) without advocating for Westernkind.
"He/She loves Hegelian thought, but has no interest in recapturing our destiny as a people. He/She is an Abstractionist."
A level of specificity too specific to be of concern to a layperson, but that is often discussed at great length by those concerned with minute details of the subject matter.
A: "But if the transmutation statute requiring written evidence kicks in after 1985, you can rebut the 1984 Anti-Lucasjoint tenancy presumption written requirement with an oral or implied transmutation agreement from 1984 through 1985. And conversely, the oral or written rebuttal before the 1987 Anti-Lucas Joint Title Presumption can overcome the transmutation requirement from 1985 through 1987, right guys?"
B: "I guess... but do we really need to know all that? That sounds like a Peterson Level of Abstraction you're getting to there."
A buzzword usually uttered by someone trying to sell you the idea that you should rewrite your project in Rust. It supposedly means "free" abstractions that don't come with overheads and penalties, but in reality they're anything but free.
If you hear someone use the term zero cost abstraction unironically, run as fast as you possibly can because you're cornered by a snake oilsalesman.