boner
/ˈbəʊnə(r)/noun
1
- informal a stupid mistake〈非正式〉愚蠢的错误。
2
- informal an erection of the penis〈非正式〉（阴茎的）勃起。
3
- a low-grade farm animal, with meat only suitable for use in sausages, pies, or processed products（只能做香肠、馅饼或加工食品的）低等家畜（肉）。
短语
pull a boner
- N. Amer. informal make a stupid mistake〈北美, 非正式〉犯愚蠢的错误。
词源