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1.
Used as a positive adjective in place of words like 'awesome', 'rocking', and 'sweet'.

Stems from the word bizatch (alternative spelling bizzatch) which is often used as a friendly, joking term for a close friend.
Girl One: How do you like these two paint colors together?
Girl Two: They are bizatchinating.
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Mom: What do you think of this skirt?
Daughter: It's bizatchinating!
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Girl: That party was bizatchinating!
by Alyssa DeWitt and Kellie Watson December 26, 2005