Meanings of extemporaneous effusions in English

Yet the verses themselves, like all extemporaneous effusions, were of a nature both to pass from the memory and to defy transcription.

But the most enthusiastic parts of his speech and the most effective with the audience were his extemporaneous effusions that accompanied the delivery.

According to Livy, Andronicus was the first who substituted, for the rude extemporaneous effusions of the Fescennine verse, plays with a regular plot and fable.