from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To untie or make looser.
- transitive v. To free from restraint, pressure, or strictness.
- transitive v. To free (the bowels) from constipation.
- intransitive v. To become loose or looser.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. make something less tight; unfasten
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To make loose; to free from tightness, tension, firmness, or fixedness; to make less dense or compact
- transitive v. To free from restraint; to set at liberty..
- transitive v. To remove costiveness from; to facilitate or increase the alvine discharges of.
- intransitive v. To become loose; to become less tight, firm, or compact.
from The Century Dictionary and Cyclopedia
- To make loose; free from tightness, tension, firmness, or fixedness: as, to loosen a knot; to loosen a joint; to loosen a rock in the earth.
- To render less dense or compact: as, to loosen the soil about the roots of a plant.
- To let loose; free from restraint or confinement.
- To become loose; become less tight, firm, or compact.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. make less severe or strict
- v. make loose or looser
- v. disentangle and raise the fibers of
- v. become less severe or strict
- v. cause to become loose
- v. become loose or looser or less tight
- v. make less dense
Middle English lousnen, losnen, from losen, from los, loose; see loose.(American Heritage® Dictionary of the English Language, Fourth Edition)
loose + -en (Wiktionary)