Yolo
Abbreviation for: you only live once
The dumbass's excuse for something stupid that they did
Also one of the most annoying abbreviations ever....
Guy 1: "Hey i heard u got that girl pregnant"

Dumbass 1: " Ya man but hey YOLO"

Guy 1: "Hey i heard that you broke ur leg falling off the balcony at that party"
Dumbass 1: "Ya but hey YOLO"