'steadfast position' is a correct and usable phrase in written English.
It is typically used to describe someone who has remained loyal to an idea, opinion, or course of action despite any opposition or resistance from others. For example, you could say: "John held a steadfast position on the issue, refusing to sway no matter what arguments were presented against him."
A State Department spokesman said, "It has always been our steadfast position that there is no merit" to the case.
On Monday, Chancellor Angela Merkel of Germany said she wanted Greece to stay in the euro union, reiterating what appears now to be her steadfast position after months of hesitating on the issue.
And it is to show, through his bearing and his choice of words, that he comes by his steadfast position in support of the death penalty after extensive soul-searching and careful thought.
None of our local candidates for national office are talking about the war as a foreign or economic policy, let alone campaigning on any particular steadfast position.
For those, like me, worried that NGO campaigning was in danger of reverting to the tired "Let's send them more cash" agenda, this is inspiring – a new set of national and global power relationships may be pushing mainstream NGOs into steadfast positions of principle.
Despite the urging of two Congressmen on Friday for the N.F.L. to begin testing for human growth hormone, the players union appeared steadfast in its position that it needs more scientific information before it will consent to such a program.
They said that Senator Harry Reid, the majority leader, remained steadfast in his position that he will accept nothing other than a straight-up budget bill, free of any Republican policy prescriptions like a delay in the implementation of the Affordable Care Act.
But speaking on the eve of a five-match home series against India, the 29-year-old remained steadfast in his position.
Giuliani said Thursday the team was steadfast in that position.
Kaepernick is courageous, well-informed, and steadfast in his position.
Forced into an awkward spot between not feeding the fire against her and keeping Second Amendment-supporting voters engaged, Ms. Halvorson has said that she has not sought support from any gun groups in this election, despite holding steadfast on her positions.
