"American lit" is a shortened form of "American literature." It refers to the body of written works, such as novels, poetry, and essays, that are produced by American writers or are set in the United States. In the context of the clue, "English class largely unconcerned with the English," it suggests that American literature classes primarily focus on studying and analyzing literature from the United States rather than literature from England or other English-speaking countries.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: English class largely unconcerned with the English?. Explanations are generated by AI and may be inaccurate.