ALL meanings of adlibbing
ad-lib
A a - verb with object adlibbing to improvise all or part of (a speech, a piece of music, etc.): to ad-lib one's lines. 1
- verb without object adlibbing to act, speak, etc., without preparation: Throughout the play he had to ad-lib constantly. 1
- adjective adlibbing impromptu; extemporaneous: ad-lib remarks to hecklers. 1
- verb adlibbing present participle of adlib. 0