Crossword Genius

Use machete repeatedly with expedition! (4-4)

Ross

I believe the answer is:

chop-chop

I'm a little stuck... Click here to teach me more about this clue!

(Other definitions for chop-chop that I've seen before include "Hurry up!" , "Quickly!" , "Get a move on!" .)

I've seen this clue in The Times.
Want a hint initially instead of a full solution? Install my app