boater has definitions from the fields of clothing,work
1
[ noun ] (clothing) a stiff straw hat with a flat crown

Used in print

(Louis Zara, Dark Rider....)

He crossed the tracks to Delaware_House , where ladies in gay dresses and men in straw boaters and waxed mustaches crowded the verandah .

Related terms

hat

2
[ noun ] (work) someone who drives or rides in a boat

Synonyms

waterman boatman

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