To guarantee or promise (to do something).
To enter into conflict with (an enemy).
To come into gear with.
To enter into (an activity), to participate (construed with in).
To draw into conversation.
To mesh or interlock (of machinery, especially a clutch).
To attract, to please; (archaic) to fascinate or win over (someone).
To engross or hold the attention of; to keep busy or occupied.
To arrange to employ or use (a worker, a space, etc.).
To bind through legal or moral obligation (to do something, especially to marry) (usually in passive).
To enter into battle.
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.
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 person who has taken a pledge of allegiance to a college fraternity, but is not yet formally approved.
A drinking toast.
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 promise to abstain from drinking alcohol.