Legitimate Good Guy - (n.) Someone who beyond a shadow of a doubt, consistently proves to be a reliable and well-natured human being.
I can't believe Shnydes ran a marathon across the desert, to raise money for children with IBS. What an LGG.
by Attribute March 11, 2013
2 more definitions
Let's get going. Usually written in a text in shortened form.
Hey man, are you excited for the concert? LGG!
by Waterhaul April 03, 2014
A text or instant message like "LOL" but instead it stands for Little Girl Giggle
Other Person: Funny Joke
by The Godpadre April 26, 2007