- too embarrassing, offensive, or shocking to be spoken about不宜说的; 说不出口的：
the unmentionable subject of incontinence.
说不出口的大小便失禁的话题。
usu. unmentionables
- chiefly humorous a person or thing that is too shocking or embarrassing to be mentioned by name〈主幽默〉不宜说出的事（或人）：
wearing nothing but fig leaves over their unmentionables.
他们的隐私处除了几片无花果叶什么也没有。
派生词