Definition of scribbled:
(v) :
(ambitransitive) To write or draw carelessly and in a hurry.
(v) :
To doodle.
(n) :
Careless, hasty writing, doodle or drawing
(v) :
To write badly; to work as an inferior author or journalist.
(v) :
(obsolete, transitive) To card or tease (wool) coarsely; to run through a scribbler.