Chinese martial art (4,2)
'chinese martial art' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for kung fu that I've seen before include "fighting" , "Chinese type of karate" , "Unarmed Chinese martial art" , "Chinese system of unarmed combat like karate" , "Chinese form of unarmed combat, was a TV serial" .)
'chinese martial art' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for tai chi that I've seen before include "Chinese system of slow exercise for relaxation, balance and health" , "system of exercises" , "Chinese system of self-defence" , "Chinese exercises" , "'Chinese meditation involving slow physical exercise (3,3)'" .)