How do you spell Steamer

Available Definitions:
1)  n. - A vessel propelled by steam; a steamship or steamboat.
2)  n. - A steam fire engine. See under Steam.
3)  n. - A road locomotive for use on common roads, as in agricultural operations.
4)  n. - A vessel in which articles are subjected to the action of steam, as in washing, in cookery, and in various processes of manufacture.
5)  n. - The steamer duck.