1 safe, shielded, sheltered, protected, immune, unthreatened, unexposed, unimperilled, snug, cosy:
Fiona feels quite secure in her new house. Considering the success of the company, Bill's job looks secure
2 firm, steady, stable, fixed, fast, moored, anchored, immovable, closed, shut, fastened, locked (up), tight, sound, solid, sturdy, strong:
That button on your jacket doesn't look very secure. Make sure that the house is secure before you go to sleep
3 reliable, safe, good, profitable, healthy, solid:
Telephone shares looked like a secure investment at the time.
4 sure, certain, assured, ensured, definite, inevitable, assumed, evident, obvious, unquestionable, established, probable, easy:
With only two minutes left to play, victory seemed secure for Rangers.
5 obtain, get (hold of), come by, acquire, procure, win; gain, get or take possession of, arrogate:
Tim has secured a responsible position at the bank. She always manages to secure the sympathy of older men
6 guarantee, underwrite, hypothecate, collateralize:
We used our house to secure the loan.
7 protect, shelter, shield, defend, guard, safeguard, preserve:
It seems impossible to secure young children from bullying at school
8 fasten, make fast, fix, affix, attach, anchor:
Secure the cases to the roof-rack with strong rope.