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1. Atlantic coast round clams with hard shells; large clams usually used for chowders or other clam dishes
   - quahog, hard-shell clam, round clam
    
2. An edible American clam; the heavy shells were used as money by some American Indians
   - quahog, hard-shell clam, hard clam, round clam, Venus mercenaria, Mercenaria mercenaria

Derived forms: quahaugs

Type of: clam

Part of: genus Venus, Venus

Encyclopedia: Quahaug