1. Not wanted
   "undesirable impurities in steel"; "legislation excluding undesirable aliens"
   - unwanted 
2. Not worthy of being chosen (especially as a spouse)
   - unsuitable

1. One whose presence is undesirable
   "rounding up vagrants and drunks and other undesirables"

Derived forms: undesirables

See also: hateful, ineligible, undesirability, undesirably, unenviable, unwanted

Type of: persona non grata, unwelcome person

Antonym: desirable

• shaded
• shader
• shades
• shades of
• shadflower
• shadfly
• shadily
• shadiness
• shading
• shadoof
• shadow
• shadow cabinet
• shadow play
• shadow show
• shadowbox
• shadowboxing
• shadowed
• shadower
• shadowgraph
• shadowiness
• shadowing
• shadowless
• shadowy
• shaduf
• shady