Hakuna Matatas Share definition Flag 1. A pair of large breasts; having a large rack; well endowed in the 'breastal' region(pronounced [hɑˈkunɑ mɑˈtɑtɑs) "Wow, those are some nice hakuna matatas." Hakuna Matatas by LVZELTA July 25, 2019 Get the Hakuna Matatas mug.