Definitions of yam:
- noun: edible tuberous root of various yam plants of the genus Dioscorea grown in the tropics world-wide for food
- noun: sweet potato with deep orange flesh that remains moist when baked
- noun: any of a number of tropical vines of the genus Dioscorea many having edible tuberous roots
- noun: edible tuber of any of several yams
- name: A surname (very rare: popularity rank in the U.S.: #38788)
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