full·er¹ (fʊl'ər)
n.
One that fulls cloth.


full·er² (fʊl'ər)
n.

1. A hammer used by a blacksmith for grooving or spreading iron.
2. A groove made by such a hammer.

[Possibly from FULL¹, to pleat.]

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The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.

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