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51.
It is considered to be a pharse to greet someone or to complement someone....
so ENJOY! :D
For example:

"She has a crack-a-lackin outfit on today!"

OR

"Hey Morgan, whats crack-a-lackin???"
by The Elvis Lover March 01, 2009
 
1.
A way of saying "How are you doing?" used by, yet again, soda-drunk jr. high kids being their usual crazy selves.
Yo Sabrina what's crackalackin?
by MissCleo July 22, 2004
 
2.
The lack of having crackers
Mike: Hey Joey, do we have any more crackers?

Joey: Nah man...we crackalackin'
by tubamarine11505 May 03, 2011
 
3.
What's going on? What's happening?
Waz crack-a-lackin ya'll?
by flenster March 01, 2005
 
4.
A word used to describe or replace the popular phrase, "Whats up?" Can also be used to ask what is happening at the current time in someone's life.
Hey Ashley, whats crack-a-lackin'?
by Lindsay Weaver June 24, 2006
 
5.
According to Snoop Dogg on a recent appearence on the Conan'o'Brian Show, to add preservatives to "crackin"

Everything's swell.
Conan: What exactly is "It's crack-a-lackin?
Snoop: Y'know, it's goin' down.
Conan:...that doesn't work for me.
Snoop:...everything's swell
by Tekichi January 03, 2005
 
6.
Coined by hip hoppers and urbanites alike, this term is often referred to as a snoopism though its origins are unknown. It's an upbeat way of asking someone how they are doing, and may cause one to crack a smile in response.
Yo, what's crackalackin'!?

How's it crackalating'?
by 3m3rson April 01, 2004
 
7.
to get started, or start
Lets get this thang crackalackin.
by kishpeach May 05, 2009