Snap to it!

Snap to it!

  (British, American & Australian informal) also Snap it up! (American informal)
something that you say to someone when you want them to hurry We're leaving in five minutes so you'd better snap to it. Snap it up, can't you? Surely you've had enough time to write that letter!
See bite head off
See also: snap

Snap to it!

exclam. Get busy! Snap to it! We’ve got lots to do.
See also: snap