Punctured (8)
(Other definitions for gored that I've seen before include "Pierced with horn or tusk" , "like an unfortunate matador?" , "Wounded by a bull" , "Injured by a horn or tusk" , "Pierced - blush (can be 5 or 2,3)" .)
'punctured' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for deflated that I've seen before include "Depressed like punctured balloon" , "Collapsed by releasing air" , "Collapsed due to release of gas" , "Let out air or gas from" , "Lost self-esteem - or gas?" .)