Lone Star State (5)
I believe the answer is:
texas
'lone star state' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for texas that I've seen before include "11's favourite baseball team" , "The Lone Star State of George Bush" , "Lone-Star state" , "Southern US state" , "Breed of cattle -- non-Goths relax (anag)" .)