Lacking to Packing discribes the Ugly Duckling Effect. Normally when a woman goes from being ugly to becoming really hot. It can also discibe when a women obtains certian features such as breasts, or an ass.
Kyle: Have you seen Jessica's new implants?
Victor: No, Why?
Kyle: She has gone Lacking to Packing!
Victor: Damn, dawg!
by RevKB May 2, 2008
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A group of people without guns that gets robbed
In Chicago me and my friends were caught lacking and got robbed we were definitely a Lack Pack
by EmJayee September 30, 2017
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