Ungraciously nonchalant (7)

I believe the answer is:
offhand
(Other definitions for offhand that I've seen before include "Cavalier" , "Dismissive; curt" , "Casually rude" , "Brusque" , "Cool in manner" .)
I believe the answer is:
offhand
(Other definitions for offhand that I've seen before include "Cavalier" , "Dismissive; curt" , "Casually rude" , "Brusque" , "Cool in manner" .)