Improvise (2-3)
'improvise' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for wing it that I've seen before include "Improvise" , "Perform without any preparation" .)
'improvise' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for ad-lib that I've seen before include "Speak without preparation" , "Spontaneously" , "Improvise" , "Unscripted impromptu remark" , "Off the cuff remark" .)
'improvise' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for extemporise that I've seen before include "Ad-lib" , "Ad lib" , "Perform unprepared" , "make up?" .)
(Other definitions for adlib that I've seen before include "not prepared for speech" , "wing it" .)