brimmer

noun2

1. •
   A cup brimming over with liquid.

   • No wonder, then, that they made a straight wake for the whale's mouth--the bar--when the wrinkled little old Jonah, there officiating, soon poured them out brimmers all round. — 1851
2. •
   (dialect) A hat with a brim, especially a straw hat.

   • Bown has concocted exotic costumes out of a dash of this and that; her straw brimmers and other decorative hats have attracted positive notice from amused music critics. — 1996