definition of
[steadfast]

[1] #1 steadfast s. [firm, steady, stiff, unbendable, unfaltering, unshakable, unwavering] marked by firm determination or resolution; not shakable; "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty". wn

[2] #2 steadfast s. [staunch, unswerving] firm and dependable especially in loyalty; "a steadfast ally"; "a staunch defender of free speech"; "unswerving devotion"; "unswerving allegiance". wn