Definition of "tib"

every Coystril that comes inquiring for his Tib

c. 1607–1608, William Shakeſpeare, The Late, And much admired Play, Called Pericles, Prince of Tyre. […], London: Imprinted at London for Henry Goſſon, […], published 1609, [Act 4, scene 6]

But this woman was, he thought, no tib, no purveyor of holy mutton.

1964, Anthony Burgess, Nothing Like The Sun