The name Steve is a boy's name meaning "garland, crown". Steve and is often added to lists like Midcentury Baby Names and discussed in our forums with posts like "Reverse Nickname Game".
From the experts:
Some parents just use Steve on the birth certificate, but it doesn't have the breezy charm of trendy short forms like Max, Sam, and Jake. Regardless of how much you love Steve as a given name, it might be smart to give your son a longer option to fall back on.