ˈbōd.ə(r), -ōtə- noun
( -s )
1. : one that rows a boat for a livelihood or as a pastime
boaters on the river
2.
[so called from its having been worn typically by boaters]
chiefly Britain : a man's stiff straw hat with a flat crown, ribbon band, and straight brim
3. : a woman's hat adapted from the man's boater