A state of anger and rage that produces behavior more closely resembling that of an enraged ape than a human.

From the habit of enraged apes of flinging their own feces at their object of anger (if you haven't experienced this phenomenon first hand consider yourself blessed).
Billy-Bob went apeshit when Jimmy-Joe puked up four moon pies on his '68 Dodge Dart.
by 6079 Smith W March 21, 2005
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Extreme anger or a state of insanity stemming from anger. When someone goes fucking crazy.
Donkey Kong went completely apeshit when King K Rool stole all the bananas from his cave.
by DeRosset March 01, 2008
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V.

In the negative: Verbal and physical expressions of extreme anger, temporary state of insanity.

In the positive:
To become very excited, energetic or enthusiastic
Negative: Boy Aces really went apeshit over Palin's nomination.

Positive: Boy Aces really went apeshit for that taco dip last night.
by Jayney Elainey September 11, 2008
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adj. An undignified loss of control, as in "To go apeshit".
"After losing the election, George went apeshit, trashing the Oval Office, the War Room, and the Clinton Memorial Bedroom."
by JJ July 13, 2004
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To go completely off the deep end; succumb to extreme rage.
You'd go apeshit too, if somebody threw up on your 1968 Dodge Dart. That ain't no way to treat a fine Chrysler!
by Lil Ringo September 30, 2007
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Another idiom that means the same as.."Gone bananas"....but taking it to a much higher level.
"Holy Shit Joey dat guy went bannanas.. nahh Nicky he went fuggin Apeshit! After all apeshit is bananas!
by divewave November 28, 2007
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to lose all self-control, and in general go fucking crazy
This guy went "ApeShit" on me for calling his girlfriend on the phone, he almost killed me
by lite-blue August 10, 2004
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