›[T]to spread across an area or place untidily: The park was littered with bottles and cans after the concert.Dirty clothes littered the floor of her bedroom.Environmental issuesRubbish and wasteProtection and protectorsbe littered with sth›A place, document, or other object that is littered with something has or contains a lot of that thing: The newspaper has a reputation for being littered with spelling mistakes.Full›[I]to drop rubbish on the ground in a public place: People who litter often have no pride in the area.Rubbish and wasteEnvironmental issuesFalling and droppingMoving downwards