loose [lOOs] adj not fastened or pre-packed; not tied up or confined; able to move freely; not tight, not firmly fixed; not close-fitting; careless, inaccurate, vague; dissolute, immoral; not closely woven; flabby; (of bowels) inclined to diarrhoea; l. box stable or van in which an animal can move about; at a l. end uncertain what to do next; unoccupied ~ loose adv in a loose way; play fast and l. behave rashly or unscupulously ~ loose n release; on the l. free from restraint; on a spree; ~ loose v/t untie, undo; release from confinement or constraint, set free; detatch; fire (gun); shoot (arrow); (eccles) absolve.