Tubas are musical instruments that belong to the brass family. They are typically large and have a wide conical shape. They produce low-pitched sounds, providing a deep bass or melody in instrumental ensembles such as brass bands and orchestras. The clue "Oom-pah-pah boomers" refers to the characteristic sound produced by tubas in traditional oompah music, featuring strong, rhythmic beats.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Oom-pah-pah boomers. Explanations are generated by AI and may be inaccurate.