| Noun | 1. | phalanx - any of the bones (or phalanges) of the fingers or toesbone, os - rigid connective tissue that makes up the skeleton of vertebrates dactyl, digit - a finger or toe in human beings or corresponding part in other vertebrates | |
| 2. | phalanx - any closely ranked crowd of peoplecrowd - a large number of things or people considered together; "a crowd of insects assembled around the flowers" | |
| 3. | phalanx - a body of troops in close array | |