A shild designed to protect against asian's obvious natral ability to predict what you're life will be through the culinary art of creating cookies.
by G to the ilbo August 5, 2010

Phrase.
A verbal retaliation to an unnecessarily defensive outburst or physically defensive or evasive reaction. It is reference to the Marvel Comic Book character Captain America who uses a large round shield to defend himself from attacking foes.
A verbal retaliation to an unnecessarily defensive outburst or physically defensive or evasive reaction. It is reference to the Marvel Comic Book character Captain America who uses a large round shield to defend himself from attacking foes.
"Shield Down, Captain America!" said Louis to Joe for ranting about how "everyone" was against his ideas "all the time."
When Toby winced and ducked at the cold beer Lyle tossed him, Ralph roared, "Shield Down, Captain America!"
When Toby winced and ducked at the cold beer Lyle tossed him, Ralph roared, "Shield Down, Captain America!"
by SAMMER of the GOODS April 28, 2009

STT a female crossing arms in front of breasts if cold or vulnerable. school girls (pre-backpacks) used to block glands with books
by michael foolsley December 7, 2009

Matt: Goddamit there are a lot of Senseless Riot Shield Beatdowns going on in this server
John: PWNED!
John: PWNED!
by Kilo-29 April 4, 2010

by fdjafdhfa March 11, 2009

To masturbate.
"When Captain America throws his mighty shield,
There's a joy inside that his eyes can't quite conseal.
Everytime he heaves it with force so brute
He's in ecstasy and must change his suit
When Captain America throws his mighty shield."
There's a joy inside that his eyes can't quite conseal.
Everytime he heaves it with force so brute
He's in ecstasy and must change his suit
When Captain America throws his mighty shield."
by Dr. Tam of England June 4, 2019

A term used when building a computer, specifically when Installing the I/O shield, and cutting yourself, as they are notorious for being sharp.
Ex. of the "I/O shield blood sacrifice"
Man: I was about to throw the whole tower against the wall! I felt like such an idiot. The IO shield is evil and requires a blood sacrifice!
Friend: It really is. I did a case transplant on Friday and it took blood even just for being moved from one case to another.
Man: I was about to throw the whole tower against the wall! I felt like such an idiot. The IO shield is evil and requires a blood sacrifice!
Friend: It really is. I did a case transplant on Friday and it took blood even just for being moved from one case to another.
by TheNightAngel June 5, 2013
