When Jenny came back with news of her promotion, we threw a small, impromptu party to celebrate.
My sentence would be: At school we had to do an impromptu speech which was pretty hard to do but it was worth all the effort!
He surprised the cast by making an impromptu appearance on stage.
The magician entertained us with an impromptu card trick.
without previous preparation impromptu speech was made to the crowd
The mayor of New York made an impromptu appearance at the trade union conference.
I delivered an impromptu speech in front of a very big crowd.
There is many definitions, but the one I know goes like this... We had a impromptu party. ..
Impromptu is an adjective.
Fantaisie Impromptu
Chopin Impromptu #4 (Fantasie Impromptu) is by far the hardest one. That song is related to Beethoven Moonlight Sonata 3rd movement. Other than Fantasie Impromptu, the most difficult is Chopin Impromptu #3. #1 is the easiest. Impromptu #2 is more beautiful than #1/#3. Fantasie Impromptu is also by far the most beautiful one. Impromptu #3 is slightly more beautiful than Impromptu #1. No offense to Impromptu #1.
Prepared; ready. Impromptu means something unprepared for.
Impromptu acting is acting at the spur of the moment.