poh

from The Collaborative International Dictionary of English v.0.48
Poh \Poh\, interj.
   An exclamation expressing contempt or disgust; bah !
   [1913 Webster]
    
from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)
POH
       Path OverHead (SONET)
       
    

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