When you "go bananas" you behave in a slightly crazy or silly fashion. The expression is considered slang and is therefore used only in informal contexts.
The children will go bananas when they see the cute little puppy.
Aparna went bananas when she was introduced to Brad Pitt
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smacking someone with your penis, generally because they were being rude or disrespectful towards you
Sir Allan II: wats cooking ugly faggot ass bitch lookin
Loki: stfu b4 i banana slam you
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When a girl has boobs that hang down then slope outwards at the end, like bananas.
"Whoa Shiela totally had banana boobs!"
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To be as stoned as humanly possible.
Did you see that 7-11 dudes eyes? He was bent as a banana!
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To apply peanut butter to your penis for masturbation or in order to give the reciever of your penis a nutty surprise/treat.
"The girl was surprised when faced with the Nutty Banana rather than the penis she had expected."
Or
"Dude, last night I was home alone, I did a Nutty Banana!"
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The act of gently and methodically placing ones penis upon a woman's taint and resting it for a prolonged period of time. Can be man on man, however this is not as common
"Justin was so romantic last night, he graced me with an hour long banana Jarvis"
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One who is infatuated with bananas and banana shaped objects. Can often be found watching and cheering along to Bring It On. Has on many occasions snuck up behind an unsuspecting banana and attempted to guzzle it without permission. BGs are often spotted cruising the produce aisle drooling and mumbling. They are not adverse to chugging cucumbers and can put away hotdogs like nobodys business. When a banana guzzler has gotten a hold of its prey it will usually keep it in its back pocket for safe keeping until it is ready to get its guzzle on.
dude 1-"dude, that banana guzzler has his eye on you, and he's at the drooling stage."
dude 2-"but i already got rid of my banana."
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