Tape head in rage and end corgi's barking (9)
I believe the answer is:
recording
'tape' is the definition.
(thesaurus)
'head in rage and end corgi's barking' is the wordplay.
'head in' says to take the initial letters.
'and' says to put letters next to each other.
'barking' indicates an anagram (UK slang for mad).
The initial letter of 'rage' is 'r'.
'end'+'corgi'='endcorgi'
'endcorgi' is an anagram of 'ecording'.
'r'+'ecording'='RECORDING'
(Other definitions for recording that I've seen before include "Taping" , "Tape" , "Transcription" , "Writing down or registering electronically" , "Eg, something on CD" .)