HEY

[exclamation] [informal] - used as a way of attracting someone's attention, sometimes in a way which is not very politeHey! What are you doing with my car?Hey, you guys, are you coming to the beach?(UK and ANZ informal) Hey presto is said by someone performing a magical trick, at the point when they are producing the results of their trick, or in other situations when something appears or happens quickly like magic.You put your money in the machine and, hey presto, the coffee comes out!