Found 2 items, similar to cockleshell.
English → English (WordNet) Definition: cockleshell cockleshell n : a small light flimsy boat
English → English (gcide) Definition: Cockleshell Cockleshell \Coc"kle*shell`\, n. 1. One of the shells or valves of a cockle. [1913 Webster] 2. A light boat. [1913 Webster] To board the cockleshell in those plunding waters. --W. Black. [1913 Webster]