from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The shelter or retreat of a wild animal; a lair.
- n. A cave or hollow used as a refuge or hiding place.
- n. A hidden or squalid dwelling place: a den of thieves.
- n. A secluded room for study or relaxation.
- n. A unit of about eight to ten Cub Scouts.
- intransitive v. To inhabit or hide in a den.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The home of certain animals.
- n. A comfortable room not used for formal entertaining.
- v. To ensconce or hide oneself in (or as in) a den.
from the GNU version of the Collaborative International Dictionary of English
- n. A small cavern or hollow place in the side of a hill, or among rocks; esp., a cave used by a wild beast for shelter or concealment
- n. A squalid place of resort; a wretched dwelling place; a haunt.
- n. Any snug or close retreat where one goes to be alone.
- n. A narrow glen; a ravine; a dell.
- intransitive v. To live in, or as in, a den.
from The Century Dictionary and Cyclopedia
- n. A hollow place in the earth or in a rock; a cave, pit, or subterraneous recess, used for concealment, shelter, protection, or security: as, a lion's den.
- n. A grave.
- n. Any squalid place of resort or residence; a haunt: always used in a bad sense: as, dens of misery.
- n. A small or secluded private apartment; a retreat for work or leisure.
- To dwell in or as if in a den.
- n. A narrow valley; a glen; a dell.
- n. A corruption of even in the phrase good even.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a room that is comfortable and secluded
- n. a hiding place; usually a remote place used by outlaws
- n. the habitation of wild animals
- n. a unit of 8 to 10 cub scouts
Middle English, from Old English denn.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English den, from Old English denn ("den, lair (of a beast), cave; a swine-pasture, a woodland pasture for swine"), from Proto-Germanic *danjō (“threshing-floor, barn-floor”), from Proto-Indo-European *dʰen- (“flat surface, board, sheet, area, palm of the hand”). Cognate with Scots den ("den, lair"), Dutch denne ("burrow, den, cave, attic"), Dutch den ("ship's deck, threshing-floor, mountain floor"), Middle Low German denne, danne ("threshing-floor, small dale"), German Tenne ("threshing-floor"). (Wiktionary)