The laudable act of binge drinking to the point of vomiting, then coming to and regrouping to drink more and further partake in the festivities of the night. Such a feat is only ever performed by seasoned experts and should not be attempted if one is not endowed with a strong will and/or is not prepared to dread waking up the next morning.
Damn, she's pounding gin now?! She totally just boot 'n rallied after that keg stand!
Look who joined the party again! What an excellent execution of the boot 'n rally!