Usual uniform (7)
I believe the answer is:
regular
I believe this clue is a double definition.
'usual' is the first definition.
(similar in meaning)
'uniform' is the second definition.
(similar in meaning)
(Other definitions for regular that I've seen before include "Happening frequently" , "Frequent - usual" , "Even - constant" , "Routine" , "Usual, customary" .)