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Webster 1913 Edition

Adj.

Furnished with, or guarded by, forts; strengthened or defended, as by forts.

[R.]

Shak.

Adj.

Furnished with forts; guarded by forts.

forted

forted ‎(comparative more forted, superlative most forted)

Ensconced in or protected by a fort.
- 1834, David Crockett, A Narrative of the Life of, Nebraska 1987, p. 104:
  The fort was built right in the middle of a large old field, and in it the people had been forted so long and so quietly, that they didn't apprehend any danger at all, and had, therefore, become quite careless.