Definition of: secure

(si·kyr′) adjective
1. Guarded against or not likely to be exposed to danger; safe.
2. Free from fear, apprehension, etc.
3. Confident; careless.
4. Assured; certain; sure: followed by of, sometimes by an infinitive.
5. So strong or well made as to render loss, escape, or failure impossible.
—v. ·cured, ·cur·ing v.t.
1. To make secure; protect.
2. To make firm, tight, or fast; fasten.
3. To make sure or certain; insure; guarantee.
4. To obtain possession of; get.
—v.i.
5. To be or become secure; take precautions. See synonyms under ARREST, BIND, CATCH, GET, OBTAIN, PRESERVE, PURCHASE, RETAIN. [<L securus <se- without + cura care. Doublet of SURE.]
—se·cur′a·ble adjective
—se·cure′ly adverb
—se·cure′ment noun
—se·cure′ness noun
—se·cur′er noun Synonyms (adj.): assured, careless, certain, confident, defended, guarded, impregnable, insured, protected, safe, sure, unassailable, undisturbed, unmolested, unsuspecting, untroubled. See FIRM. Antonyms: dangerous, dubious, exposed, hazardous, imperiled, insecure, perilous, risky.