Webster’s Revised Unabridged Dictionary · 1913
Maybe
May′be (mā′bē), adv. [For it may be.] Perhaps; possibly; peradventure.
Maybe the amorous count solicits her. Shak.
In a liberal and, maybe, somewhat reckless way. Tylor.
May′be, a. Possible; probable, but not sure. [R.]
Then add those maybe years thou hast to live. Driden.
May′be, n. Possibility; uncertainty. [R.]
What they offer is mere maybe and shift. Creech.