This clue appeared in the NYT Crossword on Wednesday, January 28, 2026 (63 Across). The answer is hidden below until you want it. Wednesday sits mid-week in difficulty, with more wordplay than Monday or Tuesday.
Answer length: 3 squares
First letter
S _ _
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About the answer
SIS as a word: (British) Initialism of Secret Intelligence Service. [(UK, formal) MI6]; Initialism of Schengen Information System.
SIS has been an answer 15 times in the NYT Crossword and Mini since November 24, 2025.
Other clues with the same answer
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