behest /bɪˈhɛst/noun 2verb 1forms 3 noun2 •A command, bidding; sometimes also, an authoritative request; now usually in the phrase at the behest of and at one's behest.Most great and puisant Monarke of the earth, Your Bassoe wil accomplish your behest: […] — 1587 •(no longer used) A vow; a promise.The time is come that I should send it her, if I keep the behest that I have made. — 1440 verb1 •(no longer used) To promise; vow. formsbehested · behesting · behests