what does your user name mean?

[MATTXYO]

Mine was a quick choice, some friends had xbox live before myself and they all recognise my car reg number, so in my wisdom I matched it with my name so when I joined them on my first evening of live they would know it was me.
Yes I could of just sent them a message but there you go.
Its pronouced MATT.X.Y.O not all one word!
I was going to change it but it grew on me.

[Mattytaipan]

My psn name the first part is my real name and I had just been watching a TV program about snakes just before I set up my psn name I liked the word Taipan and the snakes reputation of not backing down when threatened and striking many times when most snakes strike once and slither away,I am just
glad that in England we only have the adder that is venomous they are so reclusive they are rarely seen.