Emily Dickinson Lexicon

THICK, adv.

1. Frequently; fast. I hear the trampling of thick beating feet. Dryden.
2. Closely; as, a plat of ground thick sown. Norris.
3. To a great depth, or to a thicker depth than usual; as, a bed covered thick with tan; land covered thick with manure. Thick and threefold, in quick succession, or in great numbers. [Not in use.] L'Estrange.