shy shy /ˈʃaɪ/

adjective

1. Wary and distrustful; disposed to avoid persons or things  ( shy )
   wary and distrustful; disposed to avoid persons or things
    Shy of strangers
   shy of strangers
   
2. Lacking self-confidence  ( diffident , shy , timid , unsure , unconfident )
   lacking self-confidence
    Stood in the doorway diffident and abashed
   stood in the doorway diffident and abashed
    Problems that call for bold not timid responses
   problems that call for bold not timid responses
    A very unsure young man
   a very unsure young man
   
   
3. Short  ( shy )
   short
    Eleven is one shy of a dozen
   eleven is one shy of a dozen
   

noun

1. A quick throw  ( shy )
   a quick throw
    He gave the ball a shy to the first baseman
   he gave the ball a shy to the first baseman
   

verb

1. () Start suddenly, as from fright  ( shy )
   start suddenly, as from fright
   
2. Throw quickly  ( shy )
   throw quickly