(especially as a direction) in a quick tempo

piano playing isn't an athletic activity unless you're playing presto non-stop

performed at a quick tempo

the five variations ramp the pace back up and drive toward the presto movement

a movement or passage marked to be performed in a quick tempo

a phrase announcing the successful completion of a trick, or suggesting that something has been done so easily that it seems to be magic

just one quick squeeze and presto! A stir fry in seconds