uninterested
1. [ adjective ] not having or showing interest
Examples:

"an uninterested spectator"

Related terms: interested apathetic dulled blase inattentive dismissive
2. [ adjective ] having no care or interest in knowing
Examples:

"she appeared totally uninterested"

Related terms: incurious
Similar spelling:   uninterrupted
  uninteresting
  uninterruptedly
  uninterestingly
  unintegrated
  unintended
  unindebted
  unhindered
  ununderstood
  uninitiated
  unintoxicated
  unintimidated