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(noun) (1) Someone or something that does well in many different circumstances. Someone or something of high utility. (Derived from great + robust).
"That sh$t is a grobus!"

"That girl is amazing, she's a grobus."
by justincredible008 November 05, 2012
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2
the feeling you get right before you take a shit and you know its gunna be a big one cause its expanding your intestines. thats a grobus. see also coolnerd15
arggggggghh! beeeeeaahhhhhhhh! puff! plop!

that arggggghh involved a grobus.
by allhailkingme January 13, 2005
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