adj childish; like a babe.
2. chitty ·adj full of chits or sprouts.
3. chitty ·add. ·noun a signed voucher or memorandum of a small debt, as for food and drinks at a club.
4. chitty ·add. ·noun a short letter or note; a written message or memorandum; a certificate given to a servant; a pass, or the like.