an area of particular talent, effectiveness, or competence, as in “Our pop-up shops do really well in the Far East, that’s always been our sweet spot”; conveys the sense of identifying the best within a broad range of options or an ideal confluence of circumstances; used in sports that involve striking a ball, where the phrase indicates the place on the bat or racquet that generates the most powerful hit; similar to wheelhouse, which denotes a role in which one is highly capable