Unrehearsed activities or performances have not been prepared, planned, or practised beforehand. In fact, the recordings were mostly unrehearsed improvisations
with little or no preparation or forethought; "his ad-lib comments showed poor judgment"; "an extemporaneous piano recital"; "an extemporary lecture"; "an extempore skit"; "an impromptu speech"; "offhand excuses"; "trying to sound offhanded and reassuring"; "an off-the-cuff toast"; "a few unrehearsed comments"
Yazar veya düzeltmen tarafından üstünde düzeltmeler yapılan basılı metin: "Gece yarısına kadar isli bir petrol lambasının ışığında gazetenin provalarını tashih ederdi."- R. N. Güntekin