We must insure our national security.
The college failed to provide adequate security on campus after dark.
There was a lapse in security and the inmates escaped.
We have to go through security at the airport.
We called security when we found the door open.
The meeting was held under tight security.
The prisoner was being kept under maximum security.
I like the security of knowing there will be someone there to help me when I need help.
Growing up in a close family gave her a sense of security. See More
Recent Examples on the WebRepublicans in Montana have grown increasingly outspoken in recent years about China posing a threat to U.S. national security.—Matthew Brown, Amy Beth Hanson, Anchorage Daily News, 4 Feb. 2023 In a clip shared on Twitter, Adele was seen telling her band to stop playing and walked toward the front of the stage to point out concertgoers to security.—Alexandra Schonfeld, Peoplemag, 3 Feb. 2023 Those booking a first-class ticket with American will be granted priority access through the airport's most congested areas, from check-in to security to the gate.—Evie Carrick, Travel + Leisure, 2 Feb. 2023 Trump had been thoroughly compromised by Russia and was a grave threat to national security.—Craig Unger, The New Republic, 1 Feb. 2023 Corcoran wrote in his letter that Trump regularly discussed matters of critical importance to trade and manufacturing policy with Navarro that were important to the country's security.—Bart Jansen, USA TODAY, 30 Jan. 2023 The Senate panel has been unable to obtain access to the underlying Biden and Trump material, thwarting its ability to assess the threat to national security, the extent of any damage, and the potential need for changes to procedures and laws.—Siobhan Hughes, WSJ, 26 Jan. 2023 But both Russia and Ukraine are also key cogs in the global fertilizer industry, and the war has triggered a shortage of the critical commodity that few people consider but is nevertheless essential to global food security.—Tristan Bove, Fortune, 26 Jan. 2023 The last few years—with economic shocks in China and Russia’s invasion of Ukraine—have demonstrated that a domestic supply of chips and energy is tied to national security.—Detroit Free Press, 25 Jan. 2023 See More
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'security.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: evidence of indebtedness, ownership, or the right to ownership
specifically: evidence of investment in a common enterprise (as a corporation or partnership) made with the expectation of deriving a profit solely from the efforts of others who acquire control over the funds invested
a security involves some form of investment contract
: a security (as a bond) that represents ownership in or is secured by a pool of assets (as loans or receivables) that have been securitized
: a security (as a bearer bond) that is not registered and is payable to anyone in possession of it
—certificated security\sər-ˈti-fə-ˌkā-təd- \
: a security that belongs to or is divisible into a class or series of shares, participations, interests, or obligations, is a commonly recognized medium of investment, and is represented on an instrument payable to the bearer or a specified person or on an instrument registered on books by or on behalf of the issuer
: a security (as a share of preferred stock) that the owner has the right to convert into a share or obligation of another class or series (as common stock)
: a security (as a bond) serving as evidence of the indebtedness of the issuer (as a government or corporation) to the owner
: a security (as a share of stock) serving as evidence of an ownership interest in the issuer
also: one convertible to or serving as evidence of a right to purchase, sell, or subscribe to such a security
: a security (as a government bond) exempt from particular requirements of the Securities and Exchange Commission (as those relating to registration on a security exchange)
: a security (as a bond) that provides a fixed rate of return on an investment (as because of a fixed interest rate or dividend)
: a security (as a Treasury bill) that is issued by a government, a government agency, or a corporation in which a government has a direct or indirect interest
: a security with characteristics of both an equity security and a debt security
: a security that represents ownership in or is secured by a pool of mortgage obligations
specifically: a pass-through security based on mortgage obligations
: a security representing an ownership interest in a pool of debt obligations from which payments of interest and principal pass from the debtor through an intermediary (as a bank) to the investor
: a security that belongs to or is divisible into a class or series of shares, participations, interests, or obligations, that is a commonly recognized medium of investment, that is not represented by an instrument, and the transfer of which is registered on books by or on behalf of the issuer
: a security for which a registration statement has not been filed
: a security traded on a conditional basis prior to its issue
: measures taken to guard against espionage or sabotage, crime, attack, or escape
: an organization or department whose task is security