pledge /plɛd͡ʒ/noun 7verb 3forms 3phrases 1 noun7 •a firm promise, often made in public, that someone will act in a certain wayMr. Biden unveiled the pledge at a White House climate summit for world leaders, declaring that the United States is ready to reclaim a leadership role on climate change. — 2021 •A promise to abstain from drinking alcohol. •A person who has taken a pledge of allegiance to a college fraternity, but is not yet formally approved. •An asset or person temporarily handed over to guarantee the fulfilment of something promised, under threat of permanent loss of the thing handed over; surety, security, hostage. •The personal property so pledged, to be kept until the debt is paid. •A bailment of personal property to secure payment of a debt without transfer of title. •A drinking toast. verb3 •To make a solemn promise (to do something). •To deposit something as a security; to pawn. •To give assurance of friendship by the act of drinking; to drink to one's health.Reach me my golden cup that stands by thee, And pledge me in it first for courtesy. — 1852 formspledged · pledging · pledges Phrases with pledge put in pledgeTo pawn; to give as a guarantee.