Impromptu (2,3)
'impromptu' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for spontaneous that I've seen before include "Impulsive, unpremeditated" , "Impromptu" , "Unprompted" , "Cause of Mr Krook's death" .)
'impromptu' is the definition.
(I know that impromptu can be written as unrehearsed)
This is the entire clue.
(Other definitions for unrehearsed that I've seen before include "(Of play) not prepared" , "Not practised in advance" , "Off-the-cuff" , "Sixteen across [OFF THE TOP OF ONES HEAD]" , "Not practised beforehand" .)
'impromptu' is the definition.
(I know that impromptu can be written as off-the-cuff)
This is the entire clue.
(Other definitions for off-the-cuff that I've seen before include "Impromptu" , "Unofficially - improvised" , "Improvised - extempore" , "Spontaneous" .)
(Other definitions for adlib that I've seen before include "wing it" , "not prepared for speech" .)
'impromptu' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ad hoc that I've seen before include "One-off" , "... without preparation" , "specific occasion" , "For one particular purpose" , "'Improvised or impromptu (2,3)'" .)
'impromptu' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for unplanned that I've seen before include "Not thought out in advance" , "Not arranged or considered" , "Unintended" , "Not prearranged" , "Not designed or premeditated" .)