The nickname of a time neglecting swamp goblin with only rudimentary knowledge of the world around him.
Man what the fuck is Gros doing? He said he was going home to take a shower, but that was 37 hours ago.
A gro is a girl who calls other guys bro.
Girl: Happy Birthday bro!
Boy: Thanks gro!
Short for grocery store. Grocery store, or supermarket can be so cumbersome, so say it shorter.
Hey hun, I'm goin' to the gro, anything you want?
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A gro: A non-sexual figure that becomes one of the guys without acting like a guy, or being a tomboy in any kind. She understands them, therefore she gets along with them.
Girl: Look at that booty!! It's glorious!!!
Boy: Damn, you're such a gro!!
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The girl equivalent to a bro, normally likes getting drunk, smoking weed, and boat shoes. also likes watching sports and just being the tits.
that chick is such a gro, she just shot gunned a natty with us.
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