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1.
Irish-American for bullshit.
George W. Bush is full of malarkey.
by PMMalarkey September 29, 2003
 
2.
Irish-American for bullshit.

Also used by white men to describe things of untasteful nature, such as:

1. monkey-business
2. smoking marijuana
3. trespassing
4. eating all the cookies
5. girls
6. summoning Satan
7. etc...
What kind of malarkey could you be up to at these hours? Summoning the Devil?! Good grief boy!
by Liam Christ October 01, 2006
 
3.
Slang for bullshit. A name of a soldier who served in the 101st.
"Name?"

"Malarkey, Donald G."

"Malarkey? Malarkey's slang for bullshit isn't it?"

"Yes sir!"

"Rust on the butt plate hinge spring Pvt. Bullshit. Revoked."
by Bill November 28, 2005
 
4.
a term for bullshit, used by Dave Chappelle in his racial draft skit
excuse me...
pardon me...
good afternoon...
ahem...


WILL YOU CUT THE MALARKEY! I'M TALKING! THERE'S A WHITE MAN TALKING HERE!
silencio.
OONGAAWA!!!
by q jones April 19, 2004
 
5.
An Irish-American slang word meaning "bullshit". Most notably used by U.S. Vice President Joe Biden during the 2012 Vice Presidential debate in response to Rep. Paul Ryan's (R-Wis.) critique of the Obama Administration's response to the attacks in Benghazi, Libya.
Joe Biden: "With all due respect, that's a bunch of malarkey!"
by sjf206 December 30, 2012
 
6.
Bullshit , nonsense , crap , gibberish
Malarkey:

Mitt Romney
and
Paul Ryan
by Ronald Reagaan October 18, 2012
 
7.
To successfully execute a plan in a way that inspires others.
"He malarkied that so quickly, I'm so proud!"

"You can malarkey it man, I know you can!"

"Some try and fail, some malarkey and succeed."
by wh0ry0u October 24, 2011