xd 

An acronym standing for Xtreme Dinosaur.

Tyrannosaurs in F-16s? XD!

xd by Diego Rivera bitch October 12, 2006

xd 

xd roar

xd
xd

xd by Callumthebestjames August 19, 2018

XD 

a sideways face! means something is very funny. an internet abbreviation.

man 1: oh my god! that video was so funny!
man 2: XD

XD by zeckery27 August 30, 2006

XD 

Another word for "ROFL!"

OMG That is sooo funny! XD

XD by PGN December 18, 2004

XD 

A common laughing face used on the internet, commonly by Hispanic and Latin peoples. It's also used a lot with weeaboos and little kids, but mostly by those of the "south of the border" kind. It is often accompanied with "jajaja".

¡Tu madre es puta! jajaja XD !!!

XD by Very Metal July 3, 2007

XD 

1. An ASCII face, often used to show hapiness or laughter, sometimes denoting slight embarassment (Hence the eyes.)
2.XD-eXtreme Defense.

XD by Anonymous May 29, 2003

xD 

An internet Smiley used to express extreme happiness or laughter.
Also used in ordinary speech, in real life, between 'internet geeks' to say when they think something is 'cool' or extremely funny.

1. xD i won the lottery
2. xD look at that looser over there

xD by Mr xD February 10, 2005