undesirable
1. [ adjective ] not desirable
Examples:

"undesirable impurities in steel" "legislation excluding undesirable aliens"

Related terms: desirable unwanted unenviable unwanted hateful
2. [ adjective ] not worthy of being chosen (especially as a spouse)
Synonyms: unsuitable
Related terms: ineligible
3. [ noun ] one whose presence is undesirable
Examples:

: "rounding up vagrants and drunks and other undesirables"

Related terms: unwelcome_person
Similar spelling:   undesirably
  undesired
  undecipherable
  undestroyable
  undesirability
  unmedical
  undesirous
  undesiring
  undesigned
  undeceive
  undecorated
  undecipherably
  unadjustable
  undeceived
  unmedicative