uninvited
1. [ adjective ] without being invited
Synonyms: unwanted unasked
Examples:

"an unwanted intrusion" "uninvited guests"

Related terms: unwelcome
2. [ adjective ] not invited
Related terms: invited unasked unsolicited gate-crashing unwelcome intrusive
Similar spelling:   uninvitedly
  uninvolved
  uninhibited
  uninhabited
  uninviting
  uninventive
  uninfected
  uninflected
  unenviable