siz·zle / ˈsizəl/ • v. [intr.] (of food) make a hissing sound when frying or cooking: the bacon began to sizzle in the pan. ∎ [often as adj.] (sizzling) inf. be very hot: the sizzling summer temperatures. ∎ [often as adj.] (sizzling) inf. be very exciting or passionate, esp. sexually: that was the start of a sizzling affair.• n. [in sing.] a hissing sound, as of food frying or cooking: the sizzle of hot dogs. ∎ inf. a state or quality of great excitement or passion: a dance routine with lots of sizzle.DERIVATIVES: siz·zler / ˈsiz(ə)lər/ n.