An umiak refers to an Inuit skin boat. It is a type of traditional boat used by the Inuit people, typically made with a wooden frame covered by animal skins or modern materials. The umiak is usually larger in size and primarily used for transportation and hunting purposes in Arctic regions.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Inuit skin boat. Explanations are generated by AI and may be inaccurate.