Knight (3)
'knight' is the definition.
(a knight errant was a medieval wandering knight)
This is the entire clue.
(Other definitions for errant that I've seen before include "Travelling in search of adventure like knight of old" , "Wandering (as a knight?)" , "Nomadic" , "so some knights are called" , "Sinful" .)
'knight' is the definition.
(a knight has the title Sir)
This is the entire clue.
(Other definitions for sir that I've seen before include "Male title of respect" , "Male form of address" , "Title given to baronet" , "Noble title of undesirable kind" , "Gentleman's form of address" .)
'knight' is the definition.
(to dub can mean to knight someone)
This is all the clue.
(Other definitions for dub that I've seen before include "Label, name" , "Name; put different language on to" , "Confer knighthood" , "Reggae" , "Raise to knighthood" .)