“First-rate, in slang” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.BOSS is the answer to the New York Times crossword clue “First-rate, in slang”. It was last seen in the puzzle of May 9, 2025, where it runs at 48 Across and fills 4 squares. It crosses 4 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.