Webster’s Revised Unabridged Dictionary · 1913
Tiptoe
Tip′toe′ (·tō′), n.; pl. Tiptoes. The end, or tip, of the toe.
He must . . . stand on his typtoon [tiptoes]. Chaucer.
Upon his tiptoes stalketh stately by. Spenser.
To be, or To stand, a tiptoe or on tiptoe, to be awake or alive to anything; to be roused; to be eager or alert; as, to be a tiptoe with expectation.
Tip′toe′ (tĭp′tō′), a. 1. Being on tiptoe, or as on tiptoe; hence, raised as high as possible; lifted up; exalted; also, alert.
Night's candles are burnt out, and jocund day Stands tiptoe on the misty mountain tops. Shak.
Above the tiptoe pinnacle of glory. Byron.
2. Noiseless; stealthy. "With tiptoe step." Cowper.
Tiptoe mirth, the highest degree of mirth. Sir W. Scott.
Tip′toe′, v. i. To step or walk on tiptoe.