verb, -ized, -iz⋅ing.| 1. | to make social; make fit for life in companionship with others. |
| 2. | to make socialistic; establish or regulate according to the theories of socialism. |
| 3. | Education. to treat as a group activity: to socialize spelling quizzes. |
| 4. | to associate or mingle sociably with others: to socialize with one's fellow workers. |