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.
1. Being on tiptoe, or as on tiptoe; hence, raised as high as possible; lifted up; exalted; also, alert. Night's candl...