Found 2 items, similar to upmost.
English → English (WordNet) Definition: upmost upmost adj : at or nearest to the top; “the uppermost book in the pile”; “on the topmost step” [syn: topmost, uppermost]
English → English (gcide) Definition: Upmost Upmost \Up"most`\, a. [Cf. Uppermost.] Highest; topmost; uppermost. --Spenser. Dryden. [1913 Webster]