To say what's going on or to describe something that was good.
1) Yo what's crackin son?
2) That party was on and crackin last night.
by Ashley from harlem January 24, 2006
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About to, or almost do something that will cause an altercation
Destiny: "Can you please help me with my homework?"
Alexis: "No because yesterday when I let you borrow my phone you dropped it and it broke!"
Destiny: "Please, I won't ask again"
Alexis: "I said no! Now if you ask me again it's gon' be on the crackin'"
by eMPIRE22 October 16, 2020
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1. You are going to kick someone's butt.

2. We are going to party hard.

3. Essencially getting something started.

1. Oh, you want to hang up in my face? Its on and crackin!

2. After I get off work, I am going to the liquor bank and it is on and crackin.
by Gretchen March 26, 2003
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Used by the crips to show that they are on the same side and same gang. Bloods in certain cities may say brackin'.

by Lil' H March 11, 2008
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