Abbreviation for: you only live once, might as well make it tasty

A phrase used as a means to rationalize an inhumanely high intake of unhealthy but delicious foods or beverages: cake, ice cream, any 'all-you-can-eat' restaurant meal, etc...
Fatass 1: "Dude, you know ihop has ayce pancakes now?"
Fatass 2: "Oh god... we shouldn't... but... yolomawmit."
by mawmitqueen February 3, 2014
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