1. Fearful of near approach; keeping at a distance through caution or timidity; shunning approach; as a shy bird.
She is represented in a shy retiring posture. Addison.
2. Reserved; not familiar; coy; avoiding freedom of intercourse.
What makes you so shy, my good friend? Arbuthnot.
3. Cautious; wary; careful to avoid committing one's self or adopting measures.
I am very shy of using corrosive liquors in the preparation of medicines.
4. Suspicious; jealous.
Princes are by wisdom of state somewhat shy of their successors. Wotton.