Manhattan silver 

the reefer, pot, bo'geeba, weed, mary jane, dope, doober, ganja, grass, da shit, moon juice

i gotta pounda manhattan silver

Manhattan silver by getthefuckoffameho December 16, 2003

manhattan hot platter 

the act of placing fecal matter in a female's mouth, and then her performing oral sex.

manhattan hot platter by Anonymous September 21, 2003

Manhattan Project 

Moving to Manhattan with the goal of having sex with as many woman as one can within a years time.

Next month I moving to New York to start the Manhattan Project.

Manhattan Project by Anonymous November 7, 2003

Manhattan Spaghetti Special 

After recieving a ride from a cabbie and paying the fare, the act of shooting the aforementioned cabbie in the back of the head with a silenced pistol. And taking the money.

Dude cabs are getting so damn expensive.

Why do you keep paying for cabs? Just do a Manhattan Spaghetti Special and its free.

Doesn't that get messy?

nope its fun shit.

Manhattan Spaghetti Special by pistolpeete May 31, 2009

Manhattan Shuffle

To go or do something, and then turn around before completing it.

I started to walk to the gas station, but realized that I didn't really need a Snickers, so I pulled a Manhattan Shuffle and just went back home.

Manhattan Shuffle by Radmetalmonk January 15, 2009

Manhattan Project 

A U.S. Agency that was responsible for making Atomic Bombs during World War Two.

J. Robert Oppenheimer and Albert Einstein were working for the Manhattan Project.

Manhattan Project by Chairman November 6, 2003

Manhattan Declaration 

To fart loudly after anal sex.

Alan withdrew from Steve, whereupon Steve let loose a rousing Manhattan Declaration.

Manhattan Declaration by CadaverBob December 17, 2010