Tangled in a dense mass: tried to push through the matted undergrowth. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "matted" in a sentence
"When it was originally released, Season 2 was (annoyingly) presented in matted widescreen instead of anamorphic widescreen, so that it will display on a widescreen TV with black bars on all four sides."
"They were covered in short, matted hair and had long tails curling behind them."
"If they had not been, they would have become entangled and thus formed what is called a matted row."