#1 security n. the state of being free from danger or injury; "we support the armed services in the name of national security". wn
#2 security n. [protection] defense against financial failure; financial independence; "his pension gave him security in his old age"; "insurance provided protection against loss of wages due to illness". wn
#3 security n. freedom from anxiety or fear; "the watch dog gave her a feeling of security". wn
#4 security n. [certificate] a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends; "he held several valuable securities". wn
#5 security n. [surety] property that your creditor can claim in case you default on your obligation; "bankers are reluctant to lend without good security". wn
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