in the right manner; "please do your job properly!"; "can't you carry me decent?
If someone behaves properly, they behave in a way that is considered acceptable and not rude. He's a spoilt brat and it's about time he learnt to behave properly = correctly
If something is done properly, it is done in a correct and satisfactory way. You're too thin. You're not eating properly There needs to be a properly informed public debate
In a proper manner; suitably; fitly; strictly; rightly; as, a word properly applied; a dress properly adjusted