Definition of Promiscuous

Adjective: promiscuous  pru'mi-skyoo-us

  1. Not selective of a single class or person
    "Clinton was criticized for his promiscuous solicitation of campaign money"
     
  2. Casual and unrestrained in sexual behaviour
    "her promiscuous virtue";
    - easy, light, loose, sluttish, wanton, slutty, tarty

See also:
promiscuity
promiscuously