A Lowell Hubbs or a Hubbsian move occur when someone is deceptive and abusive and crazy - all at the same time. It can also refer to a Gish Gallop where the person in question simply produces a large amount of links or copy/pasted text and presumes to have answered your question.
Person 1: You sick-twisted moron. You haven't answered my seven questions.
Person 2: Please stop pulling a Lowell Hubbs and just talk.
An acronym for: Too (much) stupid; read and ignored. Used on message boards to refer to something where the errors are so foundational or glaring that the effort to correct this person isn't worth the trouble. See also: tl;dr
Person A: "Of course the USA is intellectually superior to every other country. Look how many Nobel Prizes we've won compared to them!"
Person B: "ts;ri"