Ollie is a term commonly used in skateboarding. It refers to a skateboarding trick where the rider jumps and brings the skateboard off the ground, without using their hands, by snapping the tail of the board down and sliding their front foot to level out in mid-air. The clue "Hop aboard?" is hinting at the act of jumping onto the skateboard to perform the ollie trick.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Basic skateboarding trick. Explanations are generated by AI and may be inaccurate.