an expensive type of fungus that grows underground, used in cooking 块菌（生长于地下，可食用，价格昂贵） a soft round sweet made of chocolate 圆形巧克力软糖
Word Originlate 16th cent.: probably via Dutch from obsolete French truffle, perhaps based on Latin tubera, plural of tuber ‘hump, swelling’. Sense (2) dates from the 1920s.