tugger

from WordNet (r) 3.0 (2006)
tugger
    n 1: someone who pulls or tugs or drags in an effort to move
         something [syn: {puller}, {tugger}, {dragger}]
    
from The Collaborative International Dictionary of English v.0.48
Tugger \Tug"ger\, n.
   One who tugs.
   [1913 Webster]
    

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