Jolly good show! (6)
I believe the answer is:
hurrah
(Other definitions for hurrah that I've seen before include "Cry of congratulation or celebration" , "One cheer?" , "A victory cheer" , "Expression of joy (H, not Y)" , "Joyful exclamation" .)
I believe the answer is:
hurrah
(Other definitions for hurrah that I've seen before include "Cry of congratulation or celebration" , "One cheer?" , "A victory cheer" , "Expression of joy (H, not Y)" , "Joyful exclamation" .)