Speak when you are Spoken to or not at all 

A saying from an adult to a child usually when the child has interrupted the adult in the midst of their adult conversation with someone else.

I'm not talking to you therefore, hold your thoughts and speak when you are spoken to or not at all.

Speak when you are Spoken to or not at all by Diane1019 February 5, 2009

Speak English 

Speak in Layman terms

This is best defined in this scene from movie The Avengers
Stark : steer control can reverse the pillary long enough to disengage maglav and ....
Cap : Speak ENGLISH
Tony : See that red lever. It will slow the rotors down. Stand by it. Wait for my word

Speak English by Abiral July 16, 2018

speak good 

Ghetto slang for "talks well."

Yo, nigga, Dju hea' dat vocabulary nazi at da 'sembly dis mo'nin? He speak good. He know da deal.

speak good by Ticonderoga April 19, 2006

Speak Greek  

Code for Anal Sex.

So Mike asked me if I Speak Greek . He laughed when I told him I'd love to learn a second language.

Speak Greek by Maggie.J January 17, 2009

Speak with your chest 

To say something or exclaim something with passion and emotion, usually anger

Synonym of pull up

“Come pull up! What do you have to say? Speak with your chest!”

Speak with your chest by btheestallion July 15, 2019

Speak and Leak

A situation occurrence at the most inopportune time while carrying on a normal conversation with friends and colleagues, making a presentation or publicly speaking. For one to speak and leak, one of the following must occur:

A. One passes loud, dry flatulence and is accompanied by repugnant smell.
B. One attempts to pass dry gas but passes wet gas and sharts and soils their pant's or dress and must make a the waddle to the restroom for a clean up.
C. One has had recent coital relations whereby a load of semen was deposited in one's ass or vagina and said love juice begins to leak out inadvertently leaving a wet stain or noticeable dripping from the under carriage.

As president of the company, Sandy gave her company outlook at the annual stock holders meeting. Her enthusiastic presentation came to an abrupt pause when she began to Speak and Leak. The semen from the Room Service Attendant she had lured to her hotel room for sex began to run down her leg.

Speak and Leak by Eaton Holgoode April 24, 2015

speak truth to power 

A phrase coined by the Quakers during in the mid-1950s. It was a call for the United States to stand firm against fascism and other forms of totalitarianism; it is a phrase that seems to unnerve political right, with reason.

The founders of United States risked their lives in order to speak truth to power, that of King George. It was and is considered courageous, although is more commonly scorned today.

speak truth to power by Uncynic June 16, 2008