matsutake 

1) Japanese mushroom

2) Head and shaft of a penis (reference to the mushroom which bears a striking resemblance to male genitalia)

1) this matsutake is delicious.

2) ore no matsutake wo tebero (eat my dick!)

matsutake by Noah and Eisuke January 5, 2009

masktake 

A mistake when wearing a mask. Typically associated with consuming alcohol.

Amie felt like such a fool when she caught herself sucking down her 3rd margarita when her mask was still up. She was just being Covidvgilent by pulling her mask up in between sips like she has been conditioned to do - masktake... Although she kept drinking. Drew poured her a stay-cup

masktake by the comand'r February 14, 2022

Mastake 

When illiterate and/or dumb people makes a spelling mistake.

A mistake for idiots who can't spell "mistake".

The "A" and "I" keys on keyboards are so far apart that NO ONE should ever make a mistake like this.

An Urban Dictionary definition on "humans" by FlameAssassin on Feb 22, 2005: "God's biggest mastake of all."

A university professor posts on course website: Mastake in solutions to Assignment 4 corrected (Problem 37 of Chapter 4))

Mastake by VomitingStatistician December 11, 2012

Yoko Matsugane 

The holy grail of poon, a Japanese girl with big eyes, great legs and unholy natural tits.

Her refusal so far to display her wicks or vag only increases her charm, though I wouldn't object if she did either.

Check Youtube for clips if any doubt remains to you.

Christ. Yoko Matsugane would get rammed across the Alps if I had my way.

Yoko Matsugane by Lord Grimcock October 9, 2008

Manstake 

A mistake without admittance, however recognized by involved parties and not mentioned thereafter.

A chum walked away from a friend after accusing them of an ill action, despite being wrong. They both knew the manstake, and decided not to mention it.

Manstake by SnowTheDictionary August 14, 2014

Mathstake 

To make an mistake in anything to do with numbers, whether directly to do with an equation of some sort, or to do with days of the week etc.

Pronounced "M'thstake", as if trying to say Mistake with a lisp.

Can be used to annoy people when they deliberately exaggerate a number to make their statement carry more weight or if they are being patronirical.

Guy - I did like 400 push ups before
Girl - I think you made a slight mathstake, I counted about 15.

Mathstake by Jack A....... March 26, 2009

Dice k matsuzaka 

1. a very large, particularly odorous turd with a strong post-poop stench
2. a pitcher for the Boston Red Sox(spelled Daisuke)

Brodie, d'you drop a big ol' dice k matsuzaka in the pooper?

Dice k matsuzaka by Brodie Hart December 18, 2007