Motto (6)
'motto' is the definition.
(I know that motto can be written as slogan)
This is all the clue.
(Other definitions for slogan that I've seen before include "Rallying cry" , "Tag line" , "'Motto, watchword (6)'" , "Logo" , "Shibboleth" .)
'motto' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for maxim that I've seen before include "Saw - type of gun" , "Proverb, aphorism" , "Short pithy statement" , "Brief expression of a general principle" , "General rule" .)