look up any word, like the eiffel tower:
You don't get it.
Stfu man, ydgi.
by gurns September 26, 2011
Twitter hashtag: you don't get it.
a hashtag often used for inside jokes, or stuff that people won't understand.

@notanferny: To know about the giggaloop, is to become the giggaloop. #ydgi

@TDB9000: Like I'm actually going to conquer the world. #ydgi
by TriangleInfinity January 25, 2012