1. Music In a very fast tempo, usually considered to be faster than allegro but slower than prestissimo. Used chiefly as a direction.
2. So suddenly that magic seems involved; right away.
n. pl. pres·tos
A passage or movement that is performed presto.
[Italian, from Late Latin praestus, quick, from Latin praestō, at hand; see ghes- in the Appendix of Indo-European roots.]
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