bounden UK /ˈbaʊnd(ə)n/US /ˈbaʊndən/adjective 2verb 2forms 2 adjective2 •(old-fashioned) Now chiefly in "bounden duty": made obligatory; binding.Your most bounden and devoted friend and servant of all men living, Fr. Bacon, C.S. — 1616 •(no longer used) Bound....and that the world should owe thanke therof to you, to whom my husband the authour of it was for good receyued of you, most dutiefully bounden. — 1570 verb2 •(no longer used, rare) To be obliged; to be under a duty or obligation (to do something).I am much bounden to your Maiesty. — 1596 •(no longer used, rare) past participle of bind. formsmore bounden · most bounden