<p><strong>Noun</strong></p><ul><li>plural securities</li><li>freedom from danger, risk, etc.; safety</li><li>freedom from care, anxiety, or doubt; well-founded confidence</li><li>something that secures or makes safe; protection; defense</li><li>freedom from financial cares or from want: The insurance policy gave the family security.</li><li>precautions taken to guard against crime, attack, sabotage, espionage, etc.: claims that security was lax at the embassy; the importance of computer security to prevent hackers from gaining access.</li><li>a department or organization responsible for protection or safety: He called security when he spotted the intruder.</li><li>protection or precautions taken against escape; custody: The dangerous criminal was placed under maximum security.</li><li>an assurance; guarantee</li><li>Law: something given or deposited as surety for the fulfillment of a promise or an obligation, the payment of a debt, etc.</li><li>one who becomes surety for another.</li><li>an evidence of debt or of property, as a bond or a certificate of stock.</li><li>usually securities.</li><li>stocks and bonds.</li><li>Archaic: overconfidence; cockiness</li></ul><p><strong>Adjective</strong></p><ul><li>of, relating to, or serving as security: The company has instituted stricter security measures.</li></ul>