(Noun) A Greeting; hello, (heck instead of hell)
Hecko Doug, what's happening?
HECKOOOO?!
Hecko, I love you, won't you tell me your name
by Bozark March 19, 2008
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A gecko and heck combined together=hecko
by BlackGoalie May 11, 2018
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A more eloquent way of saying "What the hell?"
Haljon: I used "what the hecko hecko" as my insta bio.
Rachael: What the hecko gecko, that's copyright infringement!
by raepuls September 2, 2017
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