If you scrawl something, you write it in a careless and untidy way. He scrawled a hasty note to his wife Someone had scrawled `Scum' on his car. racist graffiti scrawled on school walls
You can refer to writing that looks careless and untidy as a scrawl. The letter was handwritten, in a hasty, barely decipherable scrawl. to write in a careless and untidy way, so that your words are not easy to read scribble (Perhaps from crawl, influenced by scrawl (14-19 centuries)). untidy, careless writing