1. Any of various edible, fleshy, irregularly rounded ascomycetous fungi, chiefly of the genus Tuber, that grow underground on or near the roots of trees and are valued as a delicacy.
2. Any of various round candies made of chocolate, butter or cream, sugar, and various flavorings, often coated with cocoa powder.
[Alteration of French trufe, from Old French, from Old Provençal trufa, from Vulgar Latin *tūfera, truffles, from dialectal variant of Latin tūber, lump; see teuə- in the Appendix of Indo-European roots.]
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