'To be on tiptoe' definitions:

Definition of 'To be on tiptoe'

From: GCIDE
  • Tiptoe \Tip"toe`\, n.; pl. Tiptoes. The end, or tip, of the toe. [1913 Webster]
  • He must . . . stand on his typtoon [tiptoes]. --Chaucer. [1913 Webster]
  • Upon his tiptoes stalketh stately by. --Spenser. [1913 Webster]
  • To be a tiptoe, To stand a tiptoe, To stand on tiptoe or To be on tiptoe, to be awake or alive to anything; to be roused; to be eager or alert; as, to be a tiptoe with expectation. [1913 Webster] [1913 Webster]