The Collaborative International Dictionary of English v.0.48:

Looseness \Loose"ness\, n.
   The state, condition, or quality, of being loose; as, the
   looseness of a cord; looseness of style; looseness of morals
   or of principles.
   [1913 Webster]

WordNet (r) 3.0 (2006):

looseness
    n 1: frequent and watery bowel movements; can be a symptom of
         infection or food poisoning or colitis or a
         gastrointestinal tumor [syn: diarrhea, diarrhoea,
         looseness of the bowels, looseness]
    2: freedom from restraint; "the flexibility and looseness of the
       materials from which mythology is made"
    3: a lack of strict accuracy; laxity of practice;
       "misunderstandings can often be traced to a looseness of
       expression"
    4: the quality of movability by virtue of being free from
       attachment or other restraints [ant: fastness, fixedness,
       fixity, fixture, secureness]
    5: movement or space for movement; "there was too much play in
       the steering wheel" [syn: looseness, play] [ant:
       tautness, tightness]
    6: dissolute indulgence in sensual pleasure [syn: profligacy,
       dissipation, dissolution, licentiousness, looseness]