a.

1. 文盲的
   People who have never gone to school are usually illiterate.

   从未上过学的人往往目不识丁。

2. 未受教育的；知识浅陋的
   He is musically illiterate.

   他对音乐一无所知。

3. 语文多差错的
   an illiterate sentence

   病句

n.

1. 文盲；无知的人[C]
   an adult illiterate

   不识字的成年人

adj.

1. unable to read or write.
2. ignorant in a particular subject or activity:
   politically illiterate.

n.