smeddum

noun

1. Fine powder; flour.

2. The powder or finest part of ground malt.

3. (mining) Smitham.

4. (Scotland) Zest, energy; pluck; sagacity; quickness of apprehension; gumption; spirit; mettle.

5. (Britain dialectal, Northern England) Ore small enough to pass through the wire bottom of a sieve.

6. (Britain dialectal, Northern England) A layer of clay or shale between two beds of coal.