Calf roper's rope (5)
I believe the answer is:
riata
'calf roper's rope' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for riata that I've seen before include "Lariat made from strange tiara" , "lasso" , "Rope with noose" , "Spanish lariat" , "Tiara turned into a cowboy's rope" .)