v.tr. (past -grew; past part. -grown)
1. (as overgrown adj.) a abnormally large (a great overgrown child). b wild; grown over with vegetation (an overgrown pond).
2 grow over, overspread, esp. so as to choke (nettles have overgrown the pathway).
3 grow too big for (one's strength etc.).
Derivatives:
overgrowth n.