When you try over and over to define in detail the definition for some word that you came up with, for an invention, and the more detail you provide the higher the rejection rate becomes. There are pleanty of words on urban dictionary that have pleanty of descriptive detail.
The main question to ask is why did all of my descriptive details get blocked? The only answer i can come up with is someone is keeping me down.
by doublestandarddems April 24, 2013
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relieving yourself sexually as to not be forced pull a Kobe (see Tyson style) and create an unwanted "keep a nigga baby".
Your Mom was busy, so I just spent some time keeping the census down.
by long duck dong September 4, 2003
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Intended to indicate that one might be suffering from Inflated Ego Syndrome (a little-known virus which predominantly affects white male freshman). Symptoms of IES include: wearing of Abercrombie, popped collars (hence the phrase "keep them collars down"), and also may include symptoms of Urban Imitation Disease (UID).
by kingofspain March 27, 2005
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A variation on the common saying, "keep your voice down", but with more emphasis on physically keeping the mouth out of sight and harm's way.

Secondary usage of the phrase:
Also used when receiving oral pleasure and the giver lifts his or her head at an inopportune moment, typically before climax or orgasm.
Bob: No, those girls totally reek of cigarette smoke, no way would I think about hittin' that.
John: Damn it Bob, keep your mouth down, they are right behind us.

or

Jimmy: Damn it, Jessie keep your mouth down, I was about to finish!
by RocketJohn November 5, 2007
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To keep something very secret; not tell another person
Alright, I'll tell you but keep it on the down low...
by Treg November 1, 2003
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cycling slang for 'be safe'
on your next ride be sure to keep the rubber side down!
by wiggyfish September 7, 2008
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An action; as in travel safe or keep your vehicle on its tires. Keep the underside of your vehicle to the ground...keep the greasy side down! The undercarriage of older vehicles especially, could be found unusually greasy and full of oil. In instances where there may be an oil leak on your vehicle or the exhaust was excreting oil.
You're heading out on your road trip to Yellowstone Park? Well then, keep the greasy side down!
by AB in MT February 18, 2010
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