| the second part of the oral phase of psychosexual development, approximately 8 to18 months of age, during which a child has the urge to bite or chew objects. |
| biting stage n. In psychoanalysis, the second stage of the oral phase of psychosexual development, from approximately 8 to 18 months of age, during which a child may express hostility by biting, spitting, or chewing on objects. |