Kalmar "babban birnin Hawai" yawanci tana nufin babban birnin Hawaii, wanda shine Honolulu. Honolulu yana kan tsibirin Oahu kuma shine birni mafi girma a cikin jihar Hawaii. Ita ce cibiyar siyasa, al'adu, da tattalin arzikin Hawaii kuma tana aiki a matsayin babban birnin jihar. Kalmar "babban birnin Hawai" na iya yin nuni dalla-dalla ga dukan gwamnatin jihar Hawaii, wadda ke cikin Honolulu.