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1. Corrugated edge of a coin

1. Move about in a confused manner
   - mill about, mill around
    
2. Grind with a mill
   "mill grain"
    
3. Produce a ridge around the edge of
   "mill a coin"
    
4. Roll out (metal) with a rolling machine

Derived forms: millings

Type of: bray [archaic], comminute, crunch, edge, grind, groove, mash, move, roll, roll out

Encyclopedia: Milling