Said predicatively of a thing or person that serves as a guarantee or surety.

A pledge, guarantee; = assurance, n. 1.

Pledge.

A pledge, bond, or security given as a guarantee of good conduct, the fulfilment of certain duties, etc. Also: money, etc., deposited or pledged…

A pledge or security; = gage, n.1 1. to hold, lay in wage. Obsolete.

figurative, or in reference to staking one's life (cf. 2c 4).

a surety.

generally. A pledge or security. spec. in to give,etc., a hostage to fortune: to deliver one's future happiness, success, etc., into the hands of…

Something of value deposited to ensure the performance of some action, and liable to forfeiture in case of non-performance; a pawn, pledge, security.

Surety.

A pledge or recognisance.

A thing given or taken as a sign or token of favour, loyalty, love, etc., or as a guarantee of something to come.

A pledge or surety.

Security, pledge. Obsolete.

In extended use: a pledge. Obsolete. rare.

Scottish. ward and warsel: security, pledge.

Pledge, security. Obsolete. rare.

Something which secures or guarantees the existence or persistence of a thing; a ground or basis of security.

Grounds for regarding something as secure, safe, or certain; an assurance, safeguard, guarantee. Now rare.

= caution, n. 1.

Something given or existing as security, e.g. for fulfilment of an engagement or conditions; = guaranty, n. 3.