Wordnet 3.0
NOUN (1)
1. 
 a woman working on a farm; 
The Collaborative International Dictionary of English v.0.48:
farmerette \farmerette\ n.
   a woman working on a farm; a farmeress.
   [WordNet 1.5]
WordNet (r) 3.0 (2006):
farmerette
    n 1: a woman working on a farm