1. a person who travels in or operates a boat
2. a flat-topped straw hat with a ribbon band

Examples

• The experienced boater navigated the choppy waters with ease.
• Many boaters gathered at the marina for the regatta.
• He wore a classic boater hat to the summer garden party.
• The boater’s brim provided shade from the bright sun.
• Safety equipment is essential for every boater on the lake.
• She tipped her boater politely as she passed by.
• The boater checked the weather forecast before departing.