A stiff straw hat with a flat crown; SYN. leghorn, panama, Panama, sailor, skimmer, straw hat.
Circular straw hat with a flat top and straight brim; the crown is trimmed with a band of ribbon. It forms part of the male uniform, with striped blazers and flannel trousers, for the summer sport of boating, which was particularly popular in the late 19th century.

One who travels in a boat.