V0095700 (vē-ĕt′nə-mīz′, vyĕt′-, vē′ĭt-)tr.v.Vi·et·nam·ized, Vi·et·nam·iz·ing, Vi·et·nam·iz·es To turn over responsibility for (military operations, for example) to the South Vietnamese: "a policy of Vietnamizing the actual fighting"(C.L. Sulzberger).