The vagina. Described as such because of its likeness to a monster's mouth, but rotated counter-clockwise ninety degrees into a vertical position.
by Marimba Man July 4, 2009
Get the Sideways Monster Mouth mug.Part of the goose family but one quarter cat hence the 'puss'. A sineadypuss is a loving character and loved greatly by one Andyducks a half human half duck. Sineadypuss is amazing and incredibly sexy...
Love Sineadypuss
by Andyducks July 24, 2011
Get the Sineadypuss mug.Tad was hoping slip a fart off at work that would be subtle, to his suprise it was a noisy sidewinder.
by jedi77 June 3, 2014
Get the sidewinder mug.by Boogie19 September 12, 2017
Get the Sine Sensu mug.Sinet is a kind and beautiful girl who is Stephanie and Christina’s best friend. She is also a couch patato but is still skinny. She love soccer and basketball and is very athletic and loves school
by Sinet December 1, 2019
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the vagina of a female whom has had too much sex. Her vagina stretches out and looks like its sideways.
by lilobit May 25, 2011
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