Commander (4)
'commander' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for boss that I've seen before include "Leader; stud" , "Stud; employer" , "Domineer" , "designer" , "Team manager" .)
'commander' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ruler that I've seen before include "Measuring stick" , "one going straight?" , "Person commanding" , "Potentate" , "Measuring device" .)