adverb
: in a secure manner: as
a. archaic : without care : trustingly
devise not evil against thy neighbor seeing he dwelleth securely by thee — Prov 3:29 (Authorized Version)
b. : with assurance : safely
she was securely happy — Ellen Glasgow
it may securely be denied — Hilaire Belloc
c. : without question : certainly
the shadows of poverty … had been securely dispelled — Osbert Sitwell
d. : firmly
securely corked
securely clamped in place
authority … securely established — B.K.Sandwell