RhymeZone: yam definitions

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)