scribble

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To write hurriedly without heed to legibility or style.
2. v. To cover with scribbles, doodles, or meaningless marks.
3. v. To write or draw in a hurried careless way.
4. n. Careless hurried writing.
5. n. Meaningless marks and lines.

Century Dictionary and Cyclopedia

1. To write with haste, or without care or regard to correctness or elegance: as, to scribble a letter or pamphlet.
2. To cover or fill with careless or worthless writing, or unintelligible and entangled lines.
3. To write without care or regard for correctness or elegance; scrawl; make unintelligible and entangled lines on paper or a slate for mere amusement, as a child does.
4. n. Hurried or careless writing; a scrawl; hence, a shallow or trivial composition or article: as, a hasty scribble.
5. n. [In the following quotation the word is used figuratively for a hurried, scrambling manner of walking, opposed to “a set pace,” as a scribble is to “a set copy.”
6. To card or tease coarsely; pass, as cotton or wool, through a scribbler.

Wiktionary

1. v. To write or draw carelessly and in a hurry
2. v. To doodle
3. v. obsolete To card or tease (wool) coarsely; to run through a scribbler.
4. n. Careless, hasty writing or drawing

GNU Webster's 1913

1. v. (Woolen Manuf.) To card coarsely; to run through the scribbling machine.
2. v. To write hastily or carelessly, without regard to correctness or elegance.
3. v. To fill or cover with careless or worthless writing.
4. v. To write without care, elegance, or value; to scrawl.
5. n. Hasty or careless writing; a writing of little value; a scrawl.

WordNet 3.0

1. v. write carelessly
2. n. an aimless drawing
3. v. write down quickly without much attention to detail
4. n. poor handwriting