Grassy plain (5)
'grassy plain' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for prairie that I've seen before include "Great grassland area" , "Large tract of grassland in N America" , "Wide grassy plain" , "Large open area of grassland in the US" , "Cowboy song: ` `Bury me not on the lone .......' '" .)
'grassy plain' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for llano that I've seen before include "(South American) grassy plain" , "Flat area" , "Treeless grassy plain in South America" , "Grassy plain in South?America" , "Treeless area" .)