Dictionary definition for: Undesirable
1. (n) one whose presence is undesirable; "rounding up vagrants and drunks and other undesirables"
2. (a) not desirable; "undesirable impurities in steel" "legislation excluding undesirable aliens"
3. (s) not worthy of being chosen (especially as a spouse)
WordNet 2.1 Copyright Princeton University. All rights reserved.