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1.
Wolfing down a sandwitch hella fast.
You're in a rush to get to a buddies house and you harph down a chicken sandwitch.
by John DeBattista December 23, 2006
 
2.
the noise a dog makes when it is frustrated.
when your dog really really really has to go out and you don't get off the couch within one nanosecond - your dog will harph at you: a loud, violent-sounding sigh of frustration.
by Phoebe57 August 31, 2009