The Collaborative International Dictionary of English v.0.48:

labourer \labourer\ n.
   a laborer; someone who works with their hands. [Chiefly
   Brit.]

   Syn: laborer, manual laborer.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

labourer
    n 1: someone who works with their hands; someone engaged in
         manual labor [syn: laborer, manual laborer, labourer,
         jack]