名詞 fruitcake:

1. a whimsically eccentric person
   同義詞：crackpot, crank, nut, nut case, nutcase, screwball
2. a rich cake containing dried fruit and nuts and citrus peel and so on

fruit.cake

n.（名詞）
A heavy, spiced cake containing nuts and candied or dried fruits.
果糕：一種包括堅果、糖漬果或干果的且含有過多香料的糕餅
Slang A crazy or an eccentric person:
【俚語】 瘋子：瘋狂或舉止怪誕的人：
例句：
.a fruitcake under the delusion that he was Saint Nicholas.(John Strahinich)
.一個在幻覺中的怪人，這就是圣尼古拉.(約翰·斯特拉希尼奇)