ADJECTIVE (2)

1. not preventive;

2. granting or inclined or able to grant permission; not strict in discipline;
- Example: "direct primary legislation is largely permissive rather than prescriptive"
- Example: "permissive parents"

The Collaborative International Dictionary of English v.0.48:

Permissive \Per*mis"sive\ (p[~e]r*m[i^]s"s[i^]v), a.
   1. Permitting; granting leave or liberty. "By his permissive
      will." --Milton.
      [1913 Webster]

   2. Permitted; tolerated; suffered. --Milton.
      [1913 Webster]

WordNet (r) 3.0 (2006):

permissive
    adj 1: not preventive [ant: preventative, preventive]
    2: granting or inclined or able to grant permission; not strict
       in discipline; "direct primary legislation is largely
       permissive rather than prescriptive"; "permissive parents"
       [ant: unpermissive]