'Ram It' is another way of telling somebody to either 'Shut up' or 'Go away'.
Used in agressive situations, although also used for comical banter, 'Ram It' is the perfect term to use instead of the conventional 'Shut up'.
To accidently something is to insert an object 5 to 6 inches up your rectum. This is commonly used to cause sexual pleasure, as it is also to annoy others.
The most common item to accidently is a coke bottle, yet most things can be used.
Using this term creates interesting prospects.
"I accidently a WHOLE coke bottle!"
"I have something to tell you... I accidently your dildo last night..."
"I'm not gay! I just like to accidently!"
More examples at http://encyclopediadramatica.com/I_accidentally_X