\Steel"y\, a. 1. Made of steel; consisting of steel. ``The steely point of Clifford's lance.'' --Shak. Around his shop the steely sparkles flew. --Gay. 2. Resembling steel; hard; firm; having the color of steel. ``His hair was steely gray.'' --The Century. She would unarm her noble heart of that steely resistance against the sweet blows of love. --Sir P. Sidney. {Steely iron}, a compound of iron containing less than one half of one per cent of carbon.