Emily Dickinson Lexicon

GAR'RET, n. [Scot. garret, a watch-tower, the top of a hill; garritour, a watchman on the battlements of a castle; Fr. guerite, a sentinel-box; Sp. guardilla; Arm. garid; from the root of ward, guard, which see.]

1. That part of a house which is on the upper floor, immediately under the roof.
2. Rotten wood. [Not in use.] Bacon.