Noun: A phrase used to refer to the merry intoxicated walk one does on their best drinking night. This is the walk that normally makes friends and starts conversations with strangers.

Verb: to walk intoxicatedly with a smile on one's face.
Example 1: The other night I had so much fun! My happy stagger was all over the place!

Example 2: Man, John is having a great night but it's probably time to have him happy stagger home.
by kflare3 January 10, 2013
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