Clue: Female writer of a vacuous lyric going too far (6)
Answer: ALCOTT
Explanation: Definition: Female writer 
**A** + [*vacuous*] **L**(yri)**C** + **OTT** (over the top, so "going too far") 
 
 
*Louisa May Alcott's most famous work was *Little Women *(not *Uncle Tom's Cabin* as I originally wrote) (only excuse was the early hour!).