mousewriting 

handwriting with a mouse on a computer (individual to each person, as with handwriting)

Hazel: how did you know it was me?
Ben: i recognised your mousewriting

mousewriting by Benguin August 5, 2008

mousewriting 

One's ability to write words using a mouse. A modern version of handwriting.

I can't read what you scrawled in the corner of this picture. You need to work on your mousewriting.

mousewriting by CrashMD September 29, 2008