extemporaneous

adj : with little or no preparation or forethought; "his ad-lib

comments showed poor judgment"; "an extemporaneous

piano recital"; "an extemporary lecture"; "an extempore

skit"; "offhand excuses"; "trying to sound offhanded

and reassuring"; "an off-the-cuff toast"; "a few

unrehearsed comments" [syn: {ad-lib}, {extemporary}, {extempore},

{offhand}, {offhanded}, {off-the-cuff}, {unrehearsed}]