What is the meaning of Pledge?

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.

A solemn promise to do something.

A promise to abstain from drinking alcohol.

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.

A bailment of personal property to secure payment of a debt without transfer of title.

  1. The personal property so pledged, to be kept until the debt is paid.

    The personal property so pledged, to be kept until the debt is paid.

    A person who has taken a pledge of allegiance to a college fraternity, but is not yet formally approved.

    A drinking toast.

    Source: wiktionary.org