1. Not having or showing or requiring special skill or proficiency
   "unskilled in the art of rhetoric"; "unskilled labour"; "workers in unskilled occupations are finding fewer and fewer job opportunities"; "unskilled workmanship" 
2. Lacking professional skill or expertise
   "an unskilled painting"
   - amateurish, amateur, inexpert 
3. Not doing a good job
   - incompetent

See also: artless, bad, botched, botchy, bungled, bungling, butcherly, clumsy, crude, fumbling, hopeless, humble, incompetent, inexperienced, inexperient [non-standard], lowly, lubberly, menial, out of practice, rough, rusty, semiskilled, unprofessional, unskilful [Brit, Cdn], unskillful [N. Amer], weak

Antonym: skilled

• flimsy
• flinch
• flinders
• Flindersia
• Flindersia australis
• Flindersia schottiana
• flindosa
• flindosy
• fling
• fling off
• flint
• flint corn
• flint glass
• flint maize
• Flint River
• flinthead
• flintlock
• flintstone
• flinty
• flip
• flip chart
• flip one's lid
• flip one's wig
• flip out
• flip over