choo-choo

from WordNet (r) 3.0 (2006)
choo-choo
    n 1: a child's word for locomotive
    
from The Collaborative International Dictionary of English v.0.48
choo-choo \choo-choo\ n.
   a train or a locomotive; -- a child's word. [Baby talk]
   [WordNet 1.5]
    

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