glean / glēn/ • v. [tr.] extract (information) from various sources: the information is gleaned from press clippings. ∎ collect gradually and bit by bit: objects gleaned from local markets. ∎ hist. gather (leftover grain or other produce) after a harvest: [as n.] (gleaning) the conditions of farm workers in the 1890s made gleaning essential. DERIVATIVES: glean·er n.glean·ing n.