Lassos (6)
'lassos' is the definition.
(I know this)
This is all the clue.
(Another definition for riatas that I've seen is " Ropes".)
'lassos' is the definition.
('lariat' can be a synonym of 'lasso')
This is the entire clue.
(Other definitions for lariats that I've seen before include "Animal tethers" , "Lassos" , "Long noosed ropes" , "Lasso ropes" .)