security
se·cu·ri·ty / siˈkyoŏritē/ • n. (pl. -ties) 1. the state of being free from danger or threat: the system is designed to provide maximum security against toxic spills job security. ∎ the safety of a state or organization against criminal activity such as terrorism, theft, or espionage: a matter of national security. ∎ procedures followed or measures taken to ensure such safety: amid tight security the presidents met in the Colombian resort. ∎ the state of feeling safe, stable, and free from fear or anxiety: this man could give the emotional security she needed.2. a private police force that guards a building, campus, park, etc.3. a thing deposited or pledged as a guarantee of the fulfillment of an undertaking or the repayment of a loan, to be forfeited in case of default.4. (often securities) a certificate attesting credit, the ownership of stocks or bonds, or the right to ownership connected with tradable derivatives.PHRASES: on security of something using something as a guarantee.
