A bullfighter is with Matthew with love, I hear (7)
I believe the answer is:
matador
'a bullfighter' is the definition.
(synonyms)
I don't understand how the rest of the clue works.
Can you help me to learn more?
(Other definitions for matador that I've seen before include "One in the ring" , "ROM data (anag)" , "He kills the bull in formal fight" , "fighter in the ring?" , "A bull-fighter.11 Beginning to develop" .)