Stable (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">stable</span>' is the definition.<br/ ><span class="explanation-format__explanation">(similar in meaning)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for steady that I've seen before include "One's regular boyfriend" , "One's regular partner" , "Customary" , "Not liable to fluctuations" , "Reliable - not shifting" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">stable</span>' is the definition.<br/ ><span class="explanation-format__explanation">(similar in meaning)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for firm that I've seen before include "Resolved and steady" , "'Solid, unyielding (4)'" , "decided" , "Resolute; company" , "Unyielding; company" .)