(uncountable) the condition of not being threatened, especially physically, psychologically, emotionally, or financially
(countable) something that secures.
an
organization or department responsible for providing Security by enforcing laws, rules, and regulations as well as maintaining order.
(law) something that secures the
fulfillment of an
obligation or law.
(law) Freedom from apprehension.
(finance) proof of
ownership of stocks, bonds or other investment instruments.
W
(finance)
property temporarily relinquished to guarantee repayment of a loan