Nasty Mastin 

When you pour a liquid into someones vagina and put her legs over your shoulders and drink it out.

I gave Jody Terry a Nasty Mastin last night.

Nasty Mastin by Scott Junk October 26, 2010

Nasty Martini

the act of shaking a bottle of Martini Prosecco, putting the nozzle up a girls foofe and removing, causing it to fizz out of her downstairs

lewis hamilton loves to give a girl a nasty martini after winning the grand prix

"dude she totally let me give her a nasty martini seeing as it was new years"

Nasty Martini by neonteddy July 3, 2012

nasty martin

When you surprise your partner by sticking your finger up their bum and screaming "WAAAZZZZZZAAAAAA!!"

"He gave me a Nasty Martin, and it was kinda hot. "

nasty martin by Special_Kk August 1, 2009

Nasty Martini

1/2 vodka, 1/2 gin, dirtied, double olive, one onion.

"Barkeep! Make me one Nasty Martini!"

"Bartender, I'd like a Martini. Oh, and could you make it Nasty?"

Nasty Martini by snix65 January 11, 2013